LaunchPath

Flagship channel-state reference guide

Start eBay in Colorado: full reference guide

Use this page when you want the complete dense version: all sections, all appendices, and the full official source directory in one scrollable reference surface.

Last verified: April 28, 2026 Reference mode Dense appendix

Built from reviewed public pages for Colorado, IRS, FinCEN, Denver, eBay. Use it as a first-pass guide, then verify the official links that match your setup.

How to use this page

Dense appendix modeFull source directory attachedLast verified April 28, 2026

This version favors completeness over pacing. Use it when you need the appendix, the dense source trail, or the full long-form reference in one place.

Best reading order

  1. Use the fast-answer and official-links sections first if you only need the main route and source trail.
  2. Open the entity, setup, tax, and local sections only where your exact launch path actually branches.
  3. Use the full source directory last as the appendix, not the starting point, unless you already know the exact agency task.
Fast answer appendix Official links first Full source directory
Back to the guided journey

Reference mode

Everything in one dense page

The guided journey is the easier starting point. This page keeps the full accordion guide and source appendix when you want the complete research-backed reference view.

Best when you need

  • The full section map in one scroll without the lighter journey framing.
  • The appendix and official-source directory preserved next to the answer sections.
  • A clearer audit trail before you print, compare, or cross-check another route.

Still better handled in the journey

  • First-pass reading when you want the shortest, safest beginner route.
  • Deciding what to do first before you need the full appendix.
  • Switching states or platforms quickly without reading the full dense version.
Reference map
Start here Fast answer If you want to open eBay in Colorado, you usually need to do five things in order: Everyone 5 steps

If you want to open eBay in Colorado, you usually need to do five things in order:

  1. Choose your setup: sole proprietorship vs single-member LLC.
  2. Get your federal and Colorado registrations or registration decision in place before launch, especially the marketplace-only versus direct-sales tax branch.
  3. Verify city and county rules, including self-collected home-rule sales-tax, zoning, and Denver home-business requirements where you operate.
  4. Open and verify your eBay seller account, complete the live checks eBay requires, and build a small first set of listings.
  5. Launch only after your product, tax, shipping, and compliance setup are ready.

Practical first-launch recommendation

If you are testing casually with minimal risk, sole proprietor can work.

If you intend to build a real eBay business selling physical goods, single-member LLC is usually the better long-term path in Colorado.

Avoid these first-launch mistakes

  • Assuming marketplace-only logic clears the whole Colorado tax picture without checking direct-sales or home-rule city branches
  • Forgetting the Denver home-occupation or local sales-tax-license branch
  • Using a public-facing name without the Colorado trade-name filing

Colorado-specific friction

Colorado splits state, state-administered local, and self-collected home-rule city tax questions instead of giving one single registration answer.

  • Colorado splits state, state-administered local, and self-collected home-rule city tax questions instead of giving one single registration answer.
  • The marketplace-only state-license relief is real, but it can change the moment you add direct or off-platform sales.
  • Colorado's public beginner pages do not collapse the resale-document workflow into one plain-language branch, so sourcing paperwork still needs action-date care.
  • Denver adds a concrete city layer through home-occupation zoning, city sales-tax licensing, and local use-tax review.

eBay-specific friction

The reviewed local repo evidence for this wave did not preserve a settled live eBay onboarding, verification, payout, or fee snapshot, so those facts still need an action-date re-check before operational use.

  • The reviewed local repo evidence for this wave did not preserve a settled live eBay onboarding, verification, payout, or fee snapshot, so those facts still need an action-date re-check before operational use.
  • This beginner baseline assumes seller-managed shipping, not Amazon FBA-style inbound warehousing.
  • Unlike Shopify, eBay begins from marketplace-seller logic instead of a default direct-store tax branch.
  • Unlike Etsy, this pack does not assume a handmade, vintage, or production-partner-only catalog.
  • Listing accuracy, shipping discipline, returns handling, and invoice quality matter early because marketplace disputes can become operational problems fast.

Insurance reality

No public eBay-wide insurance threshold or mandatory coverage amount was preserved in the reviewed local repo evidence for this packet.

  • No public eBay-wide insurance threshold or mandatory coverage amount was preserved in the reviewed local repo evidence for this packet.
  • That does not mean insurance is unnecessary.
  • For physical products, commercial general liability and product liability deserve real attention before you scale.
  • Re-check live eBay seller terms plus any carrier, payment, warehouse, landlord, or supplier contracts before assuming no insurance trigger exists.
Back to top Next: Quick-start checklist
Checklist Quick-start checklist Use the research-backed checklist groups before you spend, before your first sale, and before launch goes live. Everyone 3 groups

Do these before you spend money

  • Pick your entity.
  • Pick your business name.
  • Decide your product lane.
  • Decide whether you will stay eBay-only or also make direct or off-platform sales later.
  • Decide whether you need a resale-purchase path.
  • Stay in low-risk general merchandise for the first launch.
  • Avoid regulated or high-risk categories such as food, supplements, cosmetics, medical-claim products, batteries-heavy hazmat, alcohol, and children's products unless you are doing separate category research.
  • Confirm the offer is not blocked by law, safety rules, or live eBay policy pages.
  • Make sure you can document sourcing, authenticity, and supplier legitimacy.

Do these before your first sale

  • Finish the entity or trade-name branch that matches the real setup.
  • Get the EIN if applicable.
  • Open the bank account.
  • Decide whether you are truly eBay-only or whether you need a Colorado state sales-tax license for direct or off-platform sales.
  • Check local permits, home-rule city rules, and the Denver branch if applicable.
  • Re-check the live eBay onboarding, verification, and fee pages before account launch.

Do these before launch goes live

  • Re-check the live eBay fee schedule before pricing anything.
  • Complete the listing, payout, shipping, and return-settings branch.
  • Confirm product and category eligibility.
  • Build one or two accurate first listings.
  • Keep seller-managed shipping simple for the first orders.
  • Start small so you can test demand and catch compliance mistakes early.
Back to top Next: Official links you will use first
Choose your setup Entity choice Compare the sole-proprietor and single-member LLC paths before banking, tax setup, and platform onboarding. Everyone 2 options

Sole proprietor

Best for: Best if you want the cheapest and simplest start.

What it means

  • Colorado does not require a separate state entity filing if you operate under your own legal first and last name.
  • If you use a business name that is not your legal first and last name, Colorado requires a Trade Name Statement filing with the Secretary of State.
  • Business income generally runs through your personal tax return unless the facts later change.
  • You usually do not get a liability shield.

Why someone chooses it

  • Faster launch
  • Lower up-front cost
  • Fewer entity-maintenance steps

Main downside: Personal liability

single-member LLC

Best for: Best if you want a more durable setup for a real business.

What it means

  • Colorado LLC formation uses Articles of Organization.
  • The reviewed public filing instructions show a $50 formation fee, a Colorado registered agent, and registered-agent consent requirements.
  • Colorado LLCs are reporting entities and file an annual Periodic Report.
  • Default single-member LLC treatment usually stays pass-through unless you later elect otherwise.

Why someone chooses it

  • Liability protection
  • Cleaner setup for banking, vendors, bookkeeping, and scaling
  • Better fit for sourcing, branding, insurance, and later hiring

Main downside: Higher setup friction and recurring maintenance than a sole proprietorship

Back to top Next: What to do in order
Main path What to do in order The full end-to-end setup path, kept in the same order as the researched guide. Everyone 14 steps

  1. Step 1: Choose a low-risk launch model

    Main guide step 1

    For a first launch, stay inside the safest lane:

    Why it matters: Practical rule: If the product touches health, safety, children, chemicals, dangerous goods, medical claims, or strong intellectual-property risk, slow down and do product-specific compliance research before buying inventory.

    • general merchandise
    • low-breakage, low-return products
    • products with clean invoices and sourcing records
    • no high-risk categories from food, supplements, cosmetics, medical claims, batteries-heavy hazmat, alcohol, children's products
    • no products that require specialized approvals or testing unless the guide is explicitly built for them

  2. Step 2: Choose your name and brand approach

    Main guide step 2

    You need to decide whether you are:

    Why it matters: Important:

    • operating under your own legal name,
    • using a trade name, assumed name, or other public-name branch,
    • reselling existing brands,
    • creating your own brand,
    • or building toward a private-label path.
    • Your eBay identity, payout, and tax details still need to match real-world records.
    • Marketplace selling does not replace state registration, local permits, or your recordkeeping duties.
    • If you want strong long-term control, start your trademark, invoice, and authenticity-record path early.

  3. Step 3: Form the business

    Main guide step 3

    If you choose sole proprietor: If you operate under your own legal first and last name, the reviewed public sources did not identify a separate Colorado entity-formation filing.

    • If you choose sole proprietor: If you operate under your own legal first and last name, the reviewed public sources did not identify a separate Colorado entity-formation filing.
    • If you choose sole proprietor: If you use another public-facing name, file a Colorado trade name with the Secretary of State before using it in banking, tax registration, or eBay setup.
    • If you choose sole proprietor: The reviewed public filing pages show a $20 filing fee and a $5 renewal fee for the trade-name branch.
    • If you choose single-member LLC: Do this in order:
    • If you choose single-member LLC: Check Colorado name availability and make sure the legal name is distinguishable and uses an accepted LLC ending.
    • If you choose single-member LLC: File Articles of Organization with the Colorado Secretary of State and name the Colorado registered agent.
    • If you choose single-member LLC: Keep your internal operating records right away. The reviewed public Colorado sources did not identify a separate ordinary post-formation public filing beyond the formation filing itself.
    • If you choose single-member LLC: If the LLC will use a different public-facing name, file the Colorado trade-name branch separately.
    • If you choose single-member LLC: Calendar the annual Periodic Report cycle immediately after formation.

  4. Step 4: Get your EIN

    Main guide step 4

    Use the IRS EIN application if applicable. For most LLCs this is part of the normal setup. For many sole proprietors it is optional but still useful for banking, supplier relationships, eBay setup, and privacy.

  5. Step 5: Open banking and bookkeeping

    Main guide step 5

    Do this right away:

    • Open a business checking account.
    • Keep business money separate from personal money.
    • Save every invoice, shipping bill, eBay fee statement, and tax record.
    • Build a sourcing folder and a tax folder from day one.

  6. Step 6: Register for state tax, seller permit, or resale setup

    Main guide step 6

    Colorado uses MyBizColorado or CR 0100 for the ordinary sales-tax license path.

    • Colorado uses MyBizColorado or CR 0100 for the ordinary sales-tax license path.
    • As of April 28, 2026, a one-location standard retail sales-tax license that starts during January 2026 through June 2026 costs $16, and the first retail location also requires a $50 deposit.
    • Colorado says a seller that sells exclusively through a marketplace facilitator generally does not need a Colorado state sales-tax license from the Department of Revenue.
    • Colorado also says that if you sell directly to consumers through your own website, invoices, local pickup, in-person events, or another direct channel in addition to eBay, you are required to have a Colorado state sales-tax license.
    • Self-collected home-rule city licensing and Colorado's resale-document workflow remain separate follow-up branches that should not be flattened into the state license answer.
    • Colorado's public retail-delivery-fee guidance says the marketplace facilitator, not the marketplace seller, is liable for the fee when the facilitator is liable for sales tax on the marketplace sale.

  7. Step 7: Check local permits, zoning, and home-business limits

    Main guide step 7

    Colorado does not use one single local-business form for every city or county.

    Why it matters: Do this before operating: For Denver specifically:

    • check MyBizColorado,
    • check city and county business offices where you will operate,
    • check local zoning or planning offices if the business will use a home address,
    • check whether the city is self-collected for sales tax,
    • and ask about inventory storage, commercial deliveries, signage, or other activity triggers.
    • if you intend to do business from home and use your home address as a business address, Denver says you need a zoning permit for a home occupation,
    • if the business is located in Denver and makes retail sales, Denver says it needs a Denver sales-tax license even when operating from a residence,
    • and Denver can still impose a local use-tax branch even when the sales-tax-license answer is not the whole local picture.

  8. Step 8: If you hire employees, handle payroll registrations and insurance

    Main guide step 8

    If you do not hire anyone yet, skip this for now.

    Why it matters: If you hire:

    • register for Colorado unemployment through MyBizColorado when you become liable,
    • keep the Colorado workers' compensation requirement visible as soon as employees are involved,
    • as of April 28, 2026, Colorado's reviewed FAMLI employer FAQ says premiums are based on 0.88% of wages, and employers with fewer than 10 employees nationwide are not required to pay the employer share,
    • and Colorado's paid-sick-leave law remains a live policy branch if you hire.

  9. Step 9: Treat the eBay account branch as a live follow-up, not a guessed baseline

    Main guide step 9

    The local repo evidence available for this pass did not preserve a settled public eBay onboarding guide, exact seller-verification checklist, payout requirements, or source-backed fee table.

    Why it matters: That means the safe order is:

    • Finalize the legal name, entity, EIN, bank account, and Colorado tax or permit branch first.
    • Re-check the live eBay public seller pages before creating the account.
    • Keep your identity, bank, tax, and entity records ready so they match whatever the live flow requests.
    • Do not assume Amazon, Etsy, or Shopify account steps carry over cleanly to eBay.

  10. Step 10: Understand eBay fees before you price anything

    Main guide step 10

    Practical rule:

    Why it matters: Keep the first launch small enough that a fee-model mistake is survivable.

    • The local repo evidence used for this pass did not include a source-backed public eBay fee schedule or store-subscription comparison.
    • Do not borrow Amazon monthly-plan logic or Etsy fee logic. eBay pricing is its own branch.
    • Before you publish the first listing, confirm the live eBay fee pages for any insertion, final-value, promoted-listing, payment, or store-subscription charges that apply to your category and selling pattern.

  11. Step 11: Decide whether brand or IP programs belong in the initial launch

    Main guide step 11

    No mandatory public eBay brand-enrollment program was identified in the local repo evidence used for this pack.

    • No mandatory public eBay brand-enrollment program was identified in the local repo evidence used for this pack.
    • If you are reselling existing brands, keep supplier invoices and authorization records.
    • If you are building your own brand, keep trademark, packaging, and authenticity records organized early.
    • What matters first is lawful sourcing, accurate condition descriptions, and avoiding obvious IP-risk inventory.

  12. Step 12: Complete the listing and seller-managed-shipping branch

    Main guide step 12

    For the beginner baseline, use seller-managed shipping:

    Why it matters: Important:

    • This pack does not assume an Amazon FBA branch.
    • This pack does not import Etsy's handmade, vintage, or production-partner rules into eBay.
    • The safe baseline here is plain marketplace resale with seller-managed shipping.
    • Build one accurate listing with a truthful title, category, condition, and photos.
    • Set realistic price, handling time, shipping method, and returns settings.
    • Use tracked shipping whenever possible.
    • Keep inventory counts accurate and start with items you can pack and ship yourself.

  13. Step 13: Confirm product and category eligibility before scaling

    Main guide step 13

    Because no reusable eBay restricted-items or category-policy baseline was preserved in local repo evidence for this pass, treat the live eBay policy pages as mandatory re-checks before listing regulated, hazardous, branded, luxury, age-restricted, medical, or child-use products.

    • Because no reusable eBay restricted-items or category-policy baseline was preserved in local repo evidence for this pass, treat the live eBay policy pages as mandatory re-checks before listing regulated, hazardous, branded, luxury, age-restricted, medical, or child-use products.
    • Do not buy a large first order if the item has safety, authenticity, battery, or age-restriction risk.

  14. Step 14: Launch with a compliance-first operating routine

    Main guide step 14

    Once live, keep these habits:

    • reconcile payouts, fees, refunds, disputes, and returns
    • maintain invoices and supplier records
    • keep tax reserves separate
    • monitor customer messages, shipping performance, and late-delivery issues
    • avoid mixing personal and business spending
    • review margins before you scale order volume

Best practical order for the LLC launch path

  1. Choose the product lane first.
  2. Choose the entity name.
  3. File the Colorado LLC formation document.
  4. Get the EIN.
  5. Open the bank account.
  6. Resolve the Colorado sales-tax branch that applies.
  7. Resolve the city or home-rule local branch that applies.
  8. File any Colorado trade name that is still needed.
  9. Build the eBay seller account.
  10. Finish the first listing, storefront, and shipping setup.
  11. Calendar the annual Periodic Report and any local renewals.
  12. Track recurring tax, payroll, and insurance obligations on the compliance calendar.
Back to top Next: Colorado tax stack
State filing and tax Colorado tax stack Keep the Colorado registration, tax, and maintenance rules together while you launch. Everyone 7 checks

1. EIN

A typical single-member LLC needs an EIN.

  • A typical single-member LLC needs an EIN.
  • A sole proprietor commonly needs one once employees are hired and may still want one for operations even when not strictly required.

2. Colorado sales tax, seller permit, or equivalent registration

Colorado uses MyBizColorado or CR 0100 for the ordinary sales-tax license path.

  • Colorado uses MyBizColorado or CR 0100 for the ordinary sales-tax license path.
  • As of April 28, 2026, a one-location standard retail license starting during January 2026 through June 2026 costs $16.
  • The first retail location also requires a $50 deposit.
  • Colorado says these licenses are valid for a two-year period and expire at the end of each odd-numbered year.
  • Colorado says the license covers state and state-collected local jurisdictions, not separate self-collected home-rule city licensing.

3. Marketplace or platform tax rule

Colorado says a marketplace facilitator must collect and remit all applicable state and state-administered local sales taxes on marketplace sales.

  • Colorado says a marketplace facilitator must collect and remit all applicable state and state-administered local sales taxes on marketplace sales.
  • Colorado says a marketplace facilitator has the rights, obligations, and liabilities of a retailer for those marketplace sales.
  • Colorado says a seller that sells exclusively through a marketplace facilitator generally does not need a Colorado state sales-tax license from the Department of Revenue.
  • Colorado also says that if the seller additionally sells directly to consumers through the seller's own website or another direct channel, the seller is required to have a state sales-tax license.
  • Colorado says if a retail sale is made through a marketplace and the facilitator is required to collect sales tax, the facilitator is also liable for the retail delivery fee if the item is delivered by motor vehicle, and the marketplace seller who is not liable for sales tax is also not liable for the retail delivery fee.

4. Resale purchases or exempt purchasing

Colorado's standard retail license allows both retail and wholesale sales, so a seller that makes both does not need a separate wholesale license in addition to the retail license.

  • Colorado's standard retail license allows both retail and wholesale sales, so a seller that makes both does not need a separate wholesale license in addition to the retail license.
  • The reviewed public beginner pages did not present one single plain-language ordinary-retailer resale-document workflow for vendor paperwork.
  • Practical safe rule: re-check the current Sales Tax Guide, sales and use tax forms page, and any vendor instructions before submitting resale paperwork instead of assuming one static certificate workflow from another state applies in Colorado.

5. Entity tax treatment

Inference note:

  • Colorado's public business income tax pages route C corporations, S corporations, and partnerships through different filing paths.
  • Based on those reviewed public pages, Colorado's business-income-tax filing path generally tracks the entity's federal tax classification.
  • If the founder later elects S corporation or C corporation treatment, re-check the Colorado business-income-tax filing path before the next return cycle.
  • The one-line statement that Colorado generally follows federal classification is an inference from the reviewed Colorado business-income-tax guidance pages, not a single quoted sentence from one beginner page.

6. Entity filing-fee or franchise-tax rule

The recurring Colorado entity-maintenance filing identified in the reviewed public sources for the default LLC path is the Secretary of State Periodic Report.

  • The recurring Colorado entity-maintenance filing identified in the reviewed public sources for the default LLC path is the Secretary of State Periodic Report.
  • No separate Colorado franchise tax filing was identified in the reviewed official public sources for the ordinary in-state single-member LLC path as of April 28, 2026.
  • Re-check this branch if the entity later elects corporate tax treatment or expands into a more complex tax posture.

7. If the founder changes entity type later

Re-check Colorado tax accounts, trade names, bank documents, and eBay tax identity fields at the conversion moment.

  • Re-check Colorado tax accounts, trade names, bank documents, and eBay tax identity fields at the conversion moment.
  • The reviewed public starter pages did not provide one one-line rule for whether every ownership or entity-type change requires a brand-new Colorado sales-tax account, so treat this as a required verification step instead of assuming.
Back to top Next: eBay account and operations
Platform setup eBay account and operations Use this section for the eBay-specific account, plan, eligibility, and operations work. Everyone 5 steps

  1. Step 9: Treat the eBay account branch as a live follow-up, not a guessed baseline

    Platform step 1

    The local repo evidence available for this pass did not preserve a settled public eBay onboarding guide, exact seller-verification checklist, payout requirements, or source-backed fee table.

    Why it matters: That means the safe order is:

    • Finalize the legal name, entity, EIN, bank account, and Colorado tax or permit branch first.
    • Re-check the live eBay public seller pages before creating the account.
    • Keep your identity, bank, tax, and entity records ready so they match whatever the live flow requests.
    • Do not assume Amazon, Etsy, or Shopify account steps carry over cleanly to eBay.

  2. Step 10: Understand eBay fees before you price anything

    Platform step 2

    Practical rule:

    Why it matters: Keep the first launch small enough that a fee-model mistake is survivable.

    • The local repo evidence used for this pass did not include a source-backed public eBay fee schedule or store-subscription comparison.
    • Do not borrow Amazon monthly-plan logic or Etsy fee logic. eBay pricing is its own branch.
    • Before you publish the first listing, confirm the live eBay fee pages for any insertion, final-value, promoted-listing, payment, or store-subscription charges that apply to your category and selling pattern.

  3. Step 11: Decide whether brand or IP programs belong in the initial launch

    Platform step 3

    No mandatory public eBay brand-enrollment program was identified in the local repo evidence used for this pack.

    • No mandatory public eBay brand-enrollment program was identified in the local repo evidence used for this pack.
    • If you are reselling existing brands, keep supplier invoices and authorization records.
    • If you are building your own brand, keep trademark, packaging, and authenticity records organized early.
    • What matters first is lawful sourcing, accurate condition descriptions, and avoiding obvious IP-risk inventory.

  4. Step 12: Complete the listing and seller-managed-shipping branch

    Platform step 4

    For the beginner baseline, use seller-managed shipping:

    Why it matters: Important:

    • This pack does not assume an Amazon FBA branch.
    • This pack does not import Etsy's handmade, vintage, or production-partner rules into eBay.
    • The safe baseline here is plain marketplace resale with seller-managed shipping.
    • Build one accurate listing with a truthful title, category, condition, and photos.
    • Set realistic price, handling time, shipping method, and returns settings.
    • Use tracked shipping whenever possible.
    • Keep inventory counts accurate and start with items you can pack and ship yourself.

  5. Step 13: Confirm product and category eligibility before scaling

    Platform step 5

    Because no reusable eBay restricted-items or category-policy baseline was preserved in local repo evidence for this pass, treat the live eBay policy pages as mandatory re-checks before listing regulated, hazardous, branded, luxury, age-restricted, medical, or child-use products.

    • Because no reusable eBay restricted-items or category-policy baseline was preserved in local repo evidence for this pass, treat the live eBay policy pages as mandatory re-checks before listing regulated, hazardous, branded, luxury, age-restricted, medical, or child-use products.
    • Do not buy a large first order if the item has safety, authenticity, battery, or age-restriction risk.
Back to top Next: Local permits and Denver branch
Local branch Local permits and Denver branch These local and city checks can still change the answer even after the state and platform path is clear. Location-specific 2 branches

Local permits and location checks

Colorado pushes many real-world licensing, tax, and location questions down to cities and self-collected local tax offices.

  • Colorado pushes many real-world licensing, tax, and location questions down to cities and self-collected local tax offices.
  • For any place where the business will operate:
  • check MyBizColorado,
  • check city or county business offices,
  • check local zoning or planning offices,
  • check whether the city is self-collected for sales tax,
  • and check whether a local home-business or local tax registration applies.
  • Typical local risk areas:
  • self-collected home-rule sales-tax licensing
  • home occupation permits
  • zoning for storage
  • commercial deliveries at a residence
  • building or fire-code triggers
  • lease, HOA, or deed restrictions

Denver Appendix

If the business operates in Denver, add one more review layer.

  • If the business operates in Denver, add one more review layer.
  • Denver says that if you intend to do business from home and use your home address as a business address, you must obtain a zoning permit for a home occupation.
  • Denver says that any business located in Denver, even one operating from a residence, that makes retail sales of tangible personal property or certain services needs a Denver sales-tax license.
  • Denver says it no longer charges a license fee with the biannual Retailer's Sales, Use, Lodgers Tax License.
  • Denver also says businesses located in Denver can still have Denver use-tax registration obligations even where a Denver sales-tax license is not the right fit.
Back to top Next: Employees and insurance
Optional branch Employees and insurance Use this branch if you plan to hire or need the insurance follow-up that comes with scaling. Only if hiring or scaling 5 branches

1. Employer registration

Colorado says most employers are required to pay UI premiums if either of the ordinary liability thresholds is met:

  • Colorado says most employers are required to pay UI premiums if either of the ordinary liability thresholds is met:
  • at least $1,500 in wages in a calendar quarter during the current or previous calendar year, or
  • at least one person employed for any part of a day in 20 weeks during the current or previous calendar year.
  • Colorado says businesses can register for an unemployment account online through MyBizColorado.
  • Colorado says quarterly wage detail reports, monthly employment data, and premium payments are due by April 30, July 31, October 31, and January 31.
  • Colorado new-hire reporting is due within 20 calendar days after the date of hire or by the first regularly scheduled payroll if that payroll date is later.

2. Workers' compensation

Colorado says workers' compensation insurance is required for all employers operating in Colorado, with limited exceptions.

  • Colorado says workers' compensation insurance is required for all employers operating in Colorado, with limited exceptions.
  • Colorado says an uninsured employer can be fined up to $500 for every day without required coverage.
  • Colorado also says the business may be shut down and may have to pay the claim itself plus an additional penalty if an employee is hurt while uninsured.
  • keep the Colorado workers' compensation requirement visible as soon as employees are involved,

3. Disability, paid leave, or similar coverage

Colorado FAMLI applies to most private-sector employers with Colorado employees.

  • Colorado FAMLI applies to most private-sector employers with Colorado employees.
  • As of April 28, 2026, the reviewed Colorado FAMLI employer FAQ says premiums are based on 0.88% of wages.
  • Employers with fewer than 10 employees nationwide are not required to pay the employer share under the reviewed FAQ.
  • Colorado's paid-sick-leave law separately requires at least 1 hour of accrued paid leave per 30 hours worked, up to 48 hours per year.

4. Exemption certificate if applicable

Colorado's reviewed public workers' compensation pages identify a rejection-of-coverage branch for a contractor with no employees who meets the criteria and chooses to reject coverage.

  • Colorado's reviewed public workers' compensation pages identify a rejection-of-coverage branch for a contractor with no employees who meets the criteria and chooses to reject coverage.
  • That rejection branch is not the default path for an ordinary eBay business with employees.

Insurance reality

No public eBay-wide insurance threshold or mandatory coverage amount was preserved in the reviewed local repo evidence for this packet.

  • No public eBay-wide insurance threshold or mandatory coverage amount was preserved in the reviewed local repo evidence for this packet.
  • That does not mean insurance is unnecessary.
  • For physical products, commercial general liability and product liability deserve real attention before you scale.
  • Re-check live eBay seller terms plus any carrier, payment, warehouse, landlord, or supplier contracts before assuming no insurance trigger exists.
Back to top Next: Ongoing compliance calendar
Stay compliant Ongoing compliance calendar Keep the recurring compliance checks and live-operating routine visible after launch. Everyone 5 groups

Before first sale

  • Finish the entity or trade-name branch that matches the real setup.
  • Get the EIN if applicable.
  • Open the bank account.
  • Decide whether you are truly eBay-only or whether you need a Colorado state sales-tax license for direct or off-platform sales.
  • Check local permits, home-rule city rules, and the Denver branch if applicable.
  • Re-check the live eBay onboarding, verification, and fee pages before account launch.

Before first live launch

  • Build accurate listings with clear condition, photos, shipping, and returns settings.
  • Confirm the item is not blocked by law or live eBay policy pages.
  • Start with one or two low-risk items you can actually ship yourself.
  • Keep direct off-eBay sales separate from marketplace-only assumptions.

Monthly

  • Reconcile payouts, fees, refunds, disputes, and returns.
  • Review cash reserves for taxes.
  • Review margins, inventory age, and shipping performance.
  • Check customer messages, returns, and proof-of-delivery records.
  • Avoid mixing personal and business spending.

Quarterly

  • If you hold a Colorado sales-tax account, file DR 0100 returns on the cadence the Department assigns, including zero-return periods when the account remains active.
  • If you have employees, file the assigned Colorado unemployment, FAMLI, and other payroll items on the required cadence.
  • Review whether any marketplace-only assumptions changed because you started making direct or off-platform sales.

Annual or periodic

  • File annual federal and Colorado income-tax returns as applicable to your entity and tax election.
  • If you formed an LLC, file the Colorado Periodic Report and keep the good-standing record current.
  • Re-check self-collected city or Denver local-license and local-tax obligations if the operating facts change.
  • Re-check live eBay fee, verification, restriction, and insurance pages before major pricing or scaling decisions.
Back to top Next: Common mistakes
Avoid these Common mistakes These are the repeated beginner errors called out in the research pack. Everyone 7 mistakes

Common Mistakes New Operators Make

  • Assuming marketplace-only logic clears the whole Colorado tax picture without checking direct-sales or home-rule city branches
  • Forgetting the Denver home-occupation or local sales-tax-license branch
  • Using a public-facing name without the Colorado trade-name filing
  • Treating resale sourcing as solved before re-checking Colorado's actual current document path
  • Expanding into direct sales or local pickup without re-checking self-collected city rules
  • Pricing inventory without a fresh copy of the live eBay fee model
  • Mixing personal and business money

Practical first-launch recommendation

If you are testing casually with minimal risk, sole proprietor can work.

If you intend to build a real eBay business selling physical goods, single-member LLC is usually the better long-term path in Colorado.

Back to top Next: Full official source directory
Full appendix Full official source directory Every official source row from the research pack, kept in its full table structure. Everyone 39 rows

Source group

Statewide Start

State of Colorado

State start-here page

Form / portal Business portal landing page
Fee None for the page
Timing First planning step
Who needs it Everyone

State portal that routes founders to filing, licensing, and business resources.

Open official link

Department of State

State business portal

Form / portal MyBizColorado
Fee Varies by filing
Timing Before formation and tax registration
Who needs it Everyone

Official one-stop filing tool for Colorado business registration and management.

Open official link

Colorado Secretary of State

State small business support hub

Form / portal Checklist and guidance page
Fee None for the page
Timing Optional early planning step
Who needs it New founders

Official checklist that routes founders to tax, employment, licensing, and maintenance issues.

Open official link

Source group

Entity Choice and Formation

Colorado Secretary of State

Compare business types

Form / portal Guidance page
Fee None for the page
Timing First decision
Who needs it Everyone

SOS startup FAQ explains trade-name filing and directs founders to other filing paths.

Open official link

Colorado Secretary of State

Formation hub

Form / portal Business filing hub
Fee Varies
Timing Before launch
Who needs it Filing entities

Official SOS filing hub for new entities, trade names, periodic reports, and related filings.

Open official link

Colorado Secretary of State

Default entity formation filing

Form / portal Articles of Organization
Fee $50
Timing At formation
Who needs it single-member LLC founders

Public instructions confirm the LLC naming, principal-office, registered-agent, and consent requirements.

Open official link

Colorado Secretary of State

Immediate post-filing requirement

Form / portal No separate ordinary public post-filing form identified in reviewed sources
Fee None identified
Timing Immediately after formation
Who needs it single-member LLC founders

Reviewed public sources did not identify a separate ordinary SOS post-formation filing for the default Colorado LLC path.

Open official link

Colorado Secretary of State

Ongoing entity maintenance

Form / portal Periodic Report
Fee $25; late penalty $50
Timing Annual, based on the entity's periodic-report month
Who needs it Reporting entities such as LLCs

Colorado says the report can be filed two months before or two months after the periodic-report month without penalty.

Open official link

Source group

Sole Proprietor and Local Name Filings

Colorado Secretary of State

Sole proprietor baseline

Form / portal Trade Name Statement
Fee $20 filing; $5 renewal
Timing Before using a business name
Who needs it Sole proprietors using a trade name

Colorado requires a trade name when an individual is not using the individual's legal first and last name to conduct business.

Open official link

Colorado Secretary of State

Trade name filing page

Form / portal Online filing page
Fee $20
Timing At filing
Who needs it Individuals using a trade name

Public filing page shows the filing fee and filing type directly.

Open official link

Colorado Department of Revenue / local governments

Local licensing and home-rule city check

Form / portal Local city branch; self-collected city contact
Fee Varies
Timing Before local operations
Who needs it Founders operating in self-collected or home-rule cities

Colorado says state-collected jurisdiction registration does not replace separate local rules in self-collected cities.

Open official link

Source group

Federal and State Tax Setup

IRS

EIN overview and online application

Form / portal EIN online application
Fee Free
Timing Early in setup
Who needs it LLCs, employers, founders who want an EIN

IRS says you can get an EIN directly from the IRS for free.

Open official link

IRS

EIN paper form

Form / portal Form SS-4
Fee Free
Timing If not applying online
Who needs it Founders using mail or fax

IRS reference page for the current SS-4 form and instructions.

Open official link

Colorado Department of Revenue

State tax registration

Form / portal MyBizColorado or CR 0100
Fee License fee varies by start date; as of April 27, 2026, one-location standard retail license starting January-June 2026 is $16
Timing Before direct taxable retail sales
Who needs it Businesses needing a Colorado sales-tax license

Colorado says the license is for state and state-administered local taxes and expires at the end of each odd-numbered year.

Open official link

Colorado Department of Revenue

Registration instructions

Form / portal Standard retail sales-tax license
Fee $16 plus $50 deposit for first retail location in the January-June 2026 window
Timing During registration
Who needs it Direct retail sellers

Colorado says the retail license also covers wholesale sales for a business that does both.

Open official link

Colorado Department of Revenue

Marketplace or platform tax rule

Form / portal Guidance page and DR 1290 certification branch
Fee None for the page
Timing Before and after launch
Who needs it Marketplace sellers and multichannel sellers

Colorado says a marketplace facilitator collects and remits applicable state and state-administered local sales taxes on marketplace sales.

Open official link

Colorado Department of Revenue

Retail delivery fee on marketplace sales

Form / portal Guidance page
Fee None for the page
Timing Before and after launch
Who needs it Marketplace sellers and facilitators

Colorado says the marketplace facilitator, not the marketplace seller, is liable for the retail delivery fee when the facilitator is liable for sales tax on the marketplace sale.

Open official link

Colorado Department of Revenue

Resale or exemption certificate

Form / portal Re-check current resale or exemption documentation on the action date
Fee None for the page
Timing After licensing if applicable
Who needs it Sellers buying inventory for resale

The reviewed public beginner pages clearly explain licensing but do not present one single plain-language ordinary-retailer resale-document workflow, so this branch is intentionally flagged for action-date verification.

Open official link

Colorado Department of Revenue

Recordkeeping and filing guidance

Form / portal DR 0100 and supplemental instructions
Fee None for the page
Timing Ongoing
Who needs it Licensed retailers

Colorado says retailers must file a sales-tax return for every filing period, even if no sales were made.

Open official link

Source group

Entity Tax Maintenance

Colorado Department of Revenue

Entity tax treatment

Form / portal Guidance page
Fee None for the page
Timing During planning and when tax elections change
Who needs it Business owners comparing tax treatment

Colorado's public entity-tax guidance separates C corporation, S corporation, and partnership filing paths.

Open official link

Colorado Secretary of State

Recurring entity tax filing or fee

Form / portal Periodic Report
Fee $25
Timing Annual
Who needs it Reporting entities such as LLCs

Fee schedule lists the periodic-report fee, late penalty, and delinquency-curing fee.

Open official link

Source group

Federal Reporting

FinCEN

BOI or other federal reporting status

Form / portal BOI guidance page
Fee None
Timing Check before filing
Who needs it Everyone forming an entity

As of April 27, 2026, FinCEN says all entities created in the United States are exempt from BOI reporting under the March 26, 2025 interim final rule.

Open official link

Source group

Employees, Payroll, and Insurance

Colorado Department of Labor and Employment

Employer registration

Form / portal MyBizColorado unemployment registration
Fee None stated on reviewed pages
Timing When first becoming an employer
Who needs it Businesses hiring employees

Colorado says businesses may register online through MyBizColorado for an unemployment account.

Open official link

Colorado Department of Labor and Employment

UI premiums and wage reporting

Form / portal MyUI Employer+ / UI account
Fee Premium-based
Timing Quarterly
Who needs it Businesses liable for UI

Colorado explains the ordinary UI liability thresholds and annual rate assignment.

Open official link

Colorado Department of Labor and Employment

Workers' compensation

Form / portal Coverage through insurer or approved self-insurance path
Fee Premium-based or varies
Timing Before or at hiring
Who needs it Employers

Colorado says required employers can be fined up to $500 per day if uninsured.

Open official link

Colorado FAMLI

Paid family and medical leave

Form / portal My FAMLI+ Employer
Fee As of April 27, 2026, FAQ states 0.88% of wages
Timing Quarterly; annual headcount update due by February 28
Who needs it Employers with Colorado employees

Employers with fewer than 10 employees nationwide are not required to pay the employer share under the reviewed FAQ.

Open official link

Colorado Department of Labor and Employment

Paid sick leave

Form / portal Guidance page
Fee None for the page
Timing Ongoing at hiring and employment
Who needs it Employers

Colorado says employers must provide at least 1 hour of accrued paid leave per 30 hours worked, up to 48 hours per year.

Open official link

Colorado Department of Labor and Employment

Exemption certificate if applicable

Form / portal Rejection of coverage online or PDF filing
Fee None stated for the filing itself
Timing Only when eligible and requested
Who needs it Contractors with no employees, not the default Marketplace path

Public workers' compensation materials identify a rejection-of-coverage branch for certain no-employee contractors.

Open official link

Source group

Platform Setup

eBay public domains

Platform registration guide

Form / portal Public seller entry points
Fee Re-check the live fee pages for actual selling charges
Timing Before launch
Who needs it All eBay operators

The reviewed local repo evidence did not preserve one settled public onboarding guide for this wave, so use the current eBay-owned public domains as the action-date starting point.

Open official link

eBay public domains

Platform pricing

Form / portal Live fee and subscription pages
Fee Re-check the live page for listing fees, final value fees, optional store subscriptions, promoted-listing costs, shipping-label costs, and payout timing
Timing At signup and later
Who needs it All eBay operators

No source-backed local-repo fee snapshot was preserved for this wave, so the live eBay fee model remains an explicit re-check item instead of a guessed fact.

Open official link

eBay public domains

Seller verification and payouts

Form / portal Live verification and payout flow
Fee Included in platform operations; fee model varies
Timing Before accepting orders
Who needs it Operators opening or updating seller accounts

Keep legal name, address, bank, and tax details aligned with real-world documents because the exact live verification and payout steps were not preserved in local repo evidence for this pass.

Open official link

eBay public domains

Brand or IP program

Form / portal Public help and policy routing
Fee None identified in local repo evidence
Timing Optional
Who needs it Brand owners or resale operators

No mandatory public eBay brand-enrollment program was identified in the reviewed local repo evidence used for this packet.

Open official link

Source group

Fulfillment, Logistics, or Store Operations

eBay public domains

Listing and launch workflow

Form / portal Live listing, shipping, and returns workflow
Fee Varies by live fee sheet and optional tools
Timing Before launch
Who needs it All marketplace sellers

Use the beginner-safe seller-managed shipping baseline for the first launch instead of importing Amazon inbound or Shopify storefront assumptions.

Open official link

eBay public domains

Product or policy screening

Form / portal Live public policy and help routing
Fee None for the public pages
Timing During sourcing and setup
Who needs it Operators with regulated or restricted products

The reviewed local repo evidence did not preserve one reusable eBay restricted-items baseline, so regulated, branded, hazardous, luxury, age-restricted, and child-use products still need live policy verification.

Open official link

eBay public domains

Shipping and returns setup

Form / portal Seller-managed shipping and returns settings
Fee Varies
Timing During launch setup
Who needs it Operators shipping physical products

Build one or two accurate listings first, keep handling time and returns terms realistic, and use tracked shipping whenever possible.

Open official link

Source group

Insurance Checkpoint

eBay public domains

Platform insurance threshold or requirement

Form / portal Live seller terms or help routing
Fee Premium varies if you buy coverage
Timing Re-check before scaling physical-product risk
Who needs it eBay operators selling physical goods

No public eBay-wide insurance threshold or mandatory coverage amount was preserved in the reviewed local repo evidence for this packet, so keep the live seller terms and outside contracts as required action-date checks.

Open official link

Source group

Denver Branch

City and County of Denver

City tax or permit warning

Form / portal Home occupation zoning permit
Fee Varies by permit path
Timing If business is in Denver and uses a home address
Who needs it Denver-based home businesses

Denver says a home-based business using the home address as its business address must obtain a zoning permit for a home occupation.

Open official link

City and County of Denver

City filing information

Form / portal Denver sales-tax license / Denver use-tax branch
Fee No license fee currently charged for the biannual retailer's license
Timing If business is in Denver
Who needs it Denver-based retailers

Denver says a business located in Denver that makes retail sales needs a Denver sales-tax license, even if the business operates from a residence.

Open official link

City and County of Denver

City business-tax information hub

Form / portal Business-tax information and e-services
Fee Varies by tax
Timing During local setup and renewals
Who needs it Denver-based businesses

Denver's business-tax information page confirms the current no-fee note for the biannual retailer's license and routes users to tax forms and e-services.

Open official link
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