How to Get an FFL in Colorado
Colorado's firearms regulatory landscape has transformed dramatically in 2024–2025. A new state dealer permit, stricter background check rules, a 3-day waiting period, a 21+ minimum purchase age, and an upcoming semi-automatic rifle permit-to-purchase system have added significant compliance layers for FFLs. Whether you're opening a gun store along the Front Range, a shop in a mountain town, or a home-based dealership on the Eastern Plains — here's everything you need to navigate the current requirements.
(3-year license)
(NEW — July 2025)
Waiting Period
State POC System
Eligibility Requirements
Colorado now requires two levels of dealer licensing: the federal FFL from ATF and — as of July 1, 2025 — a state dealer permit from the Colorado Department of Revenue. You must hold both to legally operate as a firearms dealer in Colorado.
Federal Requirements (All States)
- At least 21 years old
- U.S. citizen or legal permanent resident
- Not under indictment or convicted of a crime punishable by imprisonment exceeding one year
- Not a fugitive from justice
- Not an unlawful user of or addicted to any controlled substance
- Not adjudicated as mentally defective or committed to a mental institution
- Not dishonorably discharged from the Armed Forces
- Not subject to a court order restraining you from harassing, stalking, or threatening an intimate partner or child
- Not convicted of a misdemeanor crime of domestic violence
- Have premises for conducting business
- Not prohibited from possessing firearms under federal, state, or local law
Colorado-Specific Eligibility Notes
- State dealer permit required — As of July 1, 2025, all FFLs must obtain a state permit from the Colorado Department of Revenue, Firearms Dealer Division. Operating without a permit is an unclassified felony punishable by a fine of up to $250,000.
- No adverse licensing actions — You must not have had a federal, state, or local firearms license revoked, suspended, or denied within the prior 3 years
- No firearms law violations — No state or federal firearms law violations in the 3 years before applying
- Employee background checks — All employees who handle firearms or process transfers must undergo fingerprint-based background checks through CBI before employment and annually thereafter
- Business registration — Register with the Colorado Secretary of State and the Colorado Department of Revenue
- Local zoning compliance — Colorado has 64 counties. Since 2021, there is no statewide firearm preemption — local governments can enact firearms ordinances more restrictive than state law. Denver and Boulder have additional local restrictions.
Colorado passed 12 gun bills in 2025 alone, with more changes taking effect in 2026. Key upcoming deadlines include: August 1, 2026 — permit-to-purchase required for specified semi-automatic firearms (SB25-003); July 1, 2026 — minimum age 21 to purchase ammunition, ammunition must be stored behind counters or in locked displays. Dealers must actively monitor the Colorado General Assembly and CBI updates.
FFL Types & Cost Breakdown
The type of FFL you apply for depends on your intended business activities. Most Colorado gun stores apply for a Type 01 license. Note the new state dealer permit fee effective July 2025.
| Type | Description | Initial Fee (3 Yr) | Renewal Fee (3 Yr) | Common Use |
|---|---|---|---|---|
| 01 | Dealer in Firearms | $200 | $90 | Gun stores, home-based dealers |
| 02 | Pawnbroker | $200 | $90 | Pawn shops dealing in firearms |
| 03 | Collector of Curios & Relics | $30 | $30 | Personal collectors (not for business) |
| 06 | Manufacturer of Ammunition | $30 | $30 | Ammo reloaders and manufacturers |
| 07 | Manufacturer of Firearms | $150 | $150 | Gun builders, custom shops |
| 08 | Importer of Firearms | $150 | $150 | Firearms importers |
| 09 | Dealer in Destructive Devices | $3,000 | $3,000 | Specialized dealers |
| 10 | Manufacturer of Destructive Devices | $3,000 | $3,000 | Specialized manufacturers |
| 11 | Importer of Destructive Devices | $3,000 | $3,000 | Specialized importers |
Colorado is NFA-friendly compared to states like New York and Illinois. Suppressors, SBRs, SBSs, and AOWs are legal to own and transfer in Colorado with proper NFA registration. Machine guns manufactured before May 19, 1986 are transferable with NFA compliance. If you plan to deal in NFA items, you'll need the appropriate SOT (Special Occupational Tax) designation on top of your FFL.
Step-by-Step Application Process
Register Your Business & Confirm Zoning
Establish your business entity with the Colorado Secretary of State, obtain an EIN from the IRS, and register with the Colorado Department of Revenue for state sales tax. Confirm your premises meets local zoning requirements — since Colorado repealed statewide preemption in 2021, local municipalities can impose their own restrictions. Denver, Boulder, and other Front Range cities may have additional ordinances affecting firearms businesses.
Choose Your FFL Type & Complete ATF Form 7
Select the FFL type that matches your business activities, then download and complete ATF Form 7 (5310.12). Provide complete details about your business, all responsible persons, and your premises. Errors are the #1 cause of delays.
Complete Fingerprint Cards & Photographs
Each responsible person must complete two FBI fingerprint cards (FD-258) and provide two 2×2 passport-style photographs. In Colorado, fingerprinting is available through local police departments, sheriff's offices, and authorized vendors.
Submit Application & Fee
Mail the completed Form 7, fingerprint cards, photographs, and your application fee to the ATF Federal Firearms Licensing Center in Atlanta, GA.
Notify Your Chief Law Enforcement Officer (CLEO)
Send a copy of your completed ATF Form 7 to your local CLEO — typically your county sheriff or municipal chief of police. Colorado has 64 counties. This is notification only — CLEO approval is not required.
Complete the ATF Interview & Inspection
An ATF Industry Operations Inspector (IOI) will schedule a premises visit. They'll verify your identity, inspect storage and security, and confirm your understanding of federal and Colorado firearms laws — including 4473 procedures, A&D bound book requirements, CBI InstaCheck, the 3-day waiting period, and multiple sale reporting.
Apply for Colorado State Dealer Permit
After receiving your FFL, apply for the mandatory state dealer permit from the Colorado Department of Revenue, Firearms Dealer Division. Fee: $400 (valid for 3 years, may increase up to $25/year). You must hold a valid FFL, have no adverse licensing actions in the prior 3 years, and have no firearms law violations in the prior 3 years. The DOR must act on applications within a defined timeline.
Register with CBI InstaCheck & Set Up Compliance
Send a copy of your FFL (with visible ATF seal) and business phone number to cbi_ffl@state.co.us to establish your CBI InstaCheck account. Complete employee fingerprint background checks ($39.50 each through CBI). Establish your A&D Bound Book, post required safe storage signage, and implement Bravo E4473 for digital 4473 processing and waiting period tracking from day one.
Timeline & Process Flowchart
| Phase | Activity | Estimated Time |
|---|---|---|
| Pre-Application | Business setup, zoning, entity registration | 1–3 weeks |
| ATF Application | Complete ATF Form 7, fingerprints, photos, submit | 1–2 weeks |
| ATF Processing | Background checks, application review | 30–45 days |
| ATF Interview | Inspector visit, premises inspection | 1–2 weeks (scheduling) |
| ATF Approval | FFL issued | 1–2 weeks after interview |
| State Permit | DOR dealer permit application and processing | 2–4 weeks |
| CBI Setup | InstaCheck registration, employee BG checks | 1–2 weeks |
| Total | Business setup through first sale ready | 90–120 days typical |
Colorado-Specific Requirements
Colorado's firearms regulatory environment has shifted significantly toward stricter regulation since 2021. The combination of repealed preemption, universal background checks, a 3-day waiting period, a 21+ purchase age, the new state dealer permit, and upcoming semi-automatic rifle restrictions creates a compliance environment that is rapidly approaching states like Washington and California in complexity.
Key State Laws Affecting FFLs
- CBI InstaCheck — State POC system — Colorado is a full state point-of-contact. All background checks go through the CBI InstaCheck Unit, which checks both state and federal (NICS) databases. Fee: $15 per check (effective March 1, 2025).
- Must wait for CBI "proceed" — Under HB21-1298 (effective June 19, 2021), Colorado dealers must wait for a CBI "proceed" response before transferring any firearm. The federal 3-business-day default does not apply in Colorado. If CBI delays the check, you wait until CBI approves — no automatic transfers after 3 days.
- 3-day waiting period — Under HB23-1219 (effective October 1, 2023), it is unlawful to transfer a firearm to a purchaser until 3 days after the dealer initiates the background check. This applies to all firearms. You still need CBI approval — the 3-day wait is a minimum, not a maximum.
- Age 21 for all purchases — Under SB23-169 (effective November 27, 2024, following 10th Circuit ruling), the minimum age to purchase any firearm — including rifles and shotguns — is 21 years old.
- Universal background checks — All firearms transfers, including private sales, must go through an FFL with a CBI InstaCheck. Dealers may charge up to $10 for facilitating private transfers.
- 15-round magazine limit — Magazines holding more than 15 rounds are prohibited. Magazines owned before July 1, 2013 are grandfathered.
- No constitutional carry — Colorado is a shall-issue state. Concealed carry requires a Concealed Handgun Permit (CHP) from your county sheriff. As of July 1, 2025, new applicants must complete 8 hours of in-person training with live-fire instruction.
- Open carry legal (mostly) — Open carry is permitted in most of Colorado without a permit. Denver bans open carry. Other municipalities may restrict it. Federal buildings, K-12 schools, and courthouses are prohibited.
- Red flag law (ERPO) — Colorado's Extreme Risk Protection Order law allows police, family members, household members, health care providers, educators, and district attorneys to petition for temporary firearm removal from individuals deemed an extreme risk.
- Ghost gun ban — Effective January 1, 2024, it is illegal to possess, transport, sell, or buy unserialized firearms or frames/receivers.
- No statewide preemption (since 2021) — Local governments can enact firearms ordinances more restrictive than state law. CHP holders are generally exempt from local carry restrictions, but dealers must be aware of local ordinances affecting their business operations.
- Lost/stolen reporting for dealers — Dealers must report stolen firearms within 48 hours of discovery.
Effective August 1, 2026, purchasers of "specified semiautomatic firearms" (most semi-automatic firearms accepting detachable magazines) will need a Firearm Safety Course Eligibility Card issued by their county sheriff. This requires a safety class (4 hours for hunter education graduates, 12 hours for others), live-fire training, a background check, and fees to Colorado Parks & Wildlife. Without this card, buyers can only purchase models with fixed magazines limited to 15 rounds. Dealers will need to verify this card before completing transfers of specified firearms. Gun rights groups argue this is a de facto assault weapons ban and legal challenges are expected.
State Dealer Permit — HB24-1353
HB24-1353, effective July 1, 2025, created Colorado's first mandatory state firearms dealer permit. This is a major change — prior to this law, Colorado did not require any state-level dealer license beyond the federal FFL.
Permit Requirements
- Application — Apply through the Colorado Department of Revenue, Firearms Dealer Division
- Fee — $400 (valid for 3 years). DOR may increase the fee by up to $25 per year.
- Prerequisites — Must hold a valid FFL; no adverse licensing actions in prior 3 years; no firearms law violations in prior 3 years
- Penalty for non-compliance — Operating without a state permit is an unclassified felony punishable by a fine of up to $250,000
- DOR inspections — The DOR has inspection authority over permitted dealers
Employee Requirements (Also HB24-1353)
- Background checks — All employees who handle firearms or process transfers must undergo fingerprint-based background checks through CBI before beginning work and annually thereafter. Fee: $39.50 per check (includes $11.25 FBI fee).
- Training — Employees must complete required training on federal and state laws
- Age requirement — Employees handling firearms must be at least 21 years old
- Firearms must be secured — Firearms on premises must be secured to prevent unsupervised access
As of July 1, 2025, if you have not applied for the new Colorado state dealer permit, CBI will not process background checks through InstaCheck for your FFL. This means you literally cannot sell firearms in Colorado without the state permit. Contact the DOR Firearms Dealer Division at (303) 205-2989 or visit sbg.colorado.gov/firearms-dealer-division immediately if you haven't applied.
Home-Based FFLs in Colorado
Colorado is generally more accommodating for home-based FFLs than highly restrictive states like New York, Illinois, or California — but the landscape is changing.
- State dealer permit applies — Home-based FFLs must obtain the $400 state dealer permit just like retail locations.
- Zoning varies significantly — Rural counties and smaller municipalities are typically more permissive. Denver, Boulder, and other Front Range cities may have zoning restrictions that affect home-based firearms businesses. Since 2021, local governments have the authority to enact their own firearms ordinances.
- Firearms security — HB24-1353 requires firearms to be secured to prevent unsupervised access. Home-based dealers should invest in quality commercial safes or vault storage.
- Employee background checks — Even if you're a sole operator, the annual background check requirement applies to anyone who handles firearms in the course of their duties.
- Insurance — Standard homeowner's insurance will not cover commercial firearms inventory. A dedicated commercial firearms dealer policy is recommended.
- CBI InstaCheck account — Required regardless of location or volume.
The Eastern Plains, Western Slope, and mountain communities outside major metro areas offer the most favorable zoning environments. Rural counties with strong Second Amendment support — including many that have declared themselves "sanctuary counties" for gun rights — are typically the most permissive for home-based firearms businesses. The Front Range (Denver, Boulder, Colorado Springs metro areas) has increasingly restrictive local ordinances.
4473 Requirements in Colorado
Every firearms transfer in Colorado requires a completed ATF Form 4473, a CBI InstaCheck background check, and compliance with the 3-day waiting period. Colorado's "must wait for proceed" rule means no transfer can happen until CBI explicitly approves — adding a layer of complexity beyond most states.
Official Resources & Links
Frequently Asked Questions
Once You Have Your FFL, Bravo's E4473 Keeps You Compliant from Day One
Smart 4473 forms. Integrated A&D Bound Book. Cloud storage with ATF audit portal. Automatic waiting period tracking for Colorado's dual requirements. All in one system.
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This guide is for informational purposes only and does not constitute legal advice. Colorado's firearms laws are changing rapidly — 12 gun bills were signed into law in 2025 alone, with additional provisions taking effect in 2026. Always verify current requirements with the ATF, the Colorado Bureau of Investigation, the Colorado Department of Revenue, and your legal counsel before applying.