Wyoming State Preemption of Firearm Laws

The Headline

Wyoming has one of the strongest state preemption frameworks in the country at Wyo. Stat. Sec. 6-8-401 through 6-8-404. The legislature has occupied the field of firearm regulation. Cities, counties, and special districts cannot enact ordinances on the sale, transfer, purchase, delivery, taxation, manufacture, ownership, transportation, storage, use, carrying, or possession of firearms, weapons, or ammunition. The narrow exceptions are: discharge of firearms within municipal limits, and firearm policies on government-owned property and meetings (subject to HB 125 (2024) narrowing). Wyoming preemption applies uniformly across all 23 counties.

Operative statutes

Wyo. Stat. Sec. 6-8-401 - Legislative findings and field-of-regulation declaration

The statute declares that the Wyoming Legislature has and will continue to occupy the field of firearm regulation, that uniform statewide regulation of firearms is essential, and that the prohibition on local regulation is a matter of statewide concern.

Wyo. Stat. Sec. 6-8-402 - Prohibition on local regulation

"No city, town, county, political subdivision or any other entity shall authorize, regulate or prohibit the sale, transfer, purchase, delivery, taxation, manufacture, ownership, transportation, storage, use, carrying or possession of firearms, weapons, accessories, components or ammunition except as specifically provided by this chapter."

Wyo. Stat. Sec. 6-8-403 - Discharge exception

A city or county may regulate the discharge of firearms within its boundaries for safety reasons (e.g., a "no shooting in town" ordinance), but cannot use a discharge regulation as a back-door bar on possession or carry.

Wyo. Stat. Sec. 6-8-404 - Void and unenforceable

Any local ordinance, regulation, or rule in conflict with state firearms law is void and unenforceable. The statute provides that a person aggrieved by a local enforcement action may bring a civil action for declaratory relief, injunction, and costs.

What preemption covers

Wyoming preemption is broad. Every aspect of firearm life that a local jurisdiction might try to regulate is preempted:

• Sale - no local sales tax above the state rate; no local sale restrictions; no local FFL licensing.
• Transfer - no universal background check requirement for private sales.
• Purchase - no purchase permit; no waiting period; no purchase quota.
• Delivery - no local rules on FFL delivery, dealer-to-customer mechanics.
• Taxation - no local firearm or ammunition taxes.
• Manufacture - no local manufacturing rules beyond zoning of general industrial activity.
• Ownership - no local registration; no local "assault weapon" ban; no local magazine-capacity limit.
• Transportation - no local transport ordinances.
• Storage - no local storage requirement; no local CAP statute.
• Use - no local "no carry" ordinances on public streets, parks, sidewalks (subject to the narrow discharge exception).
• Carrying - no local carry permit, no local concealment requirement, no local prohibited-place rule beyond what state law authorizes.
• Possession - no local prohibited-person rules.

What preemption does NOT cover

The legislature carved out narrow exceptions:

Discharge of firearms - Wyo. Stat. Sec. 6-8-403

A city or county may prohibit the discharge of firearms within its limits or within specific zones, as a public safety measure. A typical city "no shooting in town" ordinance is lawful; it does not displace possession or carry rights, only the act of firing.

Government-owned property and meetings - subject to HB 125 (2024)

Before HB 125 (2024), state law itself prohibited firearms at "any meeting of a governmental entity" (former Wyo. Stat. Sec. 6-8-104(t)). HB 125 repealed most of that categorical bar. After HB 125:

• A state agency, county commission, city council, or school board may adopt a site-specific policy on firearms in its meeting rooms or buildings.
• The policy operates as a posting; a violator may be subject to trespass charges under Wyo. Stat. Sec. 6-3-303 but not a freestanding firearms charge.
• Local jurisdictions cannot use this exception to create a general no-carry zone; the policy must be tied to a specific government building or meeting.

Zoning and discharge ranges

Local jurisdictions may use general zoning power to regulate the location and operation of shooting ranges, gun stores, gun manufacturers, and similar businesses. This is a permitted general-zoning function, not a firearms-specific regulation.

Hunting overlay

Wyoming Game and Fish Department regulations under Title 23 control hunting equipment and conduct. These are not "local" regulations; they are state-level rules administered by a state agency. Preemption applies to local government, not to the state agency.

How preemption is enforced

Civil action - Wyo. Stat. Sec. 6-8-404

A person whose rights are violated by a local ordinance may bring a civil suit. The statute provides:

• Declaratory relief that the ordinance is void.
• Injunctive relief barring enforcement.
• Costs and reasonable attorney's fees if the plaintiff prevails.

Attorney General review

The Wyoming Attorney General may issue formal opinions on preemption questions. Local jurisdictions sometimes seek AG guidance before adopting a borderline ordinance to avoid litigation exposure.

Historical enforcement

Wyoming jurisdictions have generally been respectful of preemption. Litigation over local firearm ordinances is rare in Wyoming compared to states with weaker preemption (Colorado, Washington, Oregon). The principal post-2018 enforcement activity has involved municipal "no carry in public buildings" attempts, which HB 125 (2024) has now further narrowed.

Comparison with other states

Wyoming preemption is comparable to Texas, Florida, Arizona, and Oklahoma in scope. It is stronger than Colorado (which permits local concealed-carry restrictions in certain government buildings), Washington (which permits local regulations in narrow areas), and Pennsylvania (which has weaker enforcement). The principal post-HB 125 development is that Wyoming preemption now operates not just on local government but also constrains the legislature's own historic gun-free-zone laws.

Practical consequences

• A Wyoming CFP holder may carry concealed across the entire state under uniform rules; no need to research each city or county.
• A visitor with an out-of-state permit may carry concealed under reciprocity without local-ordinance complications.
• A firearm purchaser need not worry about local taxes or registration.
• A firearm transporter need not navigate a patchwork of local ordinances.
• A homeowner need not navigate a local storage ordinance.

Cases of interest

• Wyoming has limited published case law on preemption because most disputes resolve administratively or by AG opinion before reaching the courts.
• The Wyoming Supreme Court has noted in dicta that preemption is a strong field-of-regulation doctrine intended to keep firearm law uniform statewide.

What to do if a city or county tries to enforce a prohibited ordinance

1. Document the enforcement (citation, posted sign, written notice).
2. Contact a Wyoming firearms attorney or the Wyoming Attorney General's office.
3. File a declaratory action under Wyo. Stat. Sec. 6-8-404 if the local jurisdiction does not retract.
4. The statute provides attorney's fees to the prevailing plaintiff, which incentivizes counsel to take meritorious cases.

Recent developments

• HB 125 (2024) repealed prior gun-free zone language in Wyo. Stat. Sec. 6-8-104(t). The narrowing reduces the categories of prohibited places that were state-imposed and gives more space to private and institutional posting.
• Post-HB 125 implementation continues to generate Attorney General guidance and local policy responses on the boundary between preemption and site-specific posting.

Summary

Wyoming preemption is strong, broad, and judicially enforceable. The state has explicitly occupied the field of firearm regulation. Local jurisdictions have narrow exceptions (discharge, site-specific posting on government property, general zoning). For the firearm owner, the practical effect is uniform statewide rules - the firearm framework you understand in Cheyenne is the same in Casper, Jackson, Gillette, and every county and city in between.

Current as of May 2026.