New Mexico Gun Laws
NMFirearm Regulations
Key Notes
Universal background checks for private sales since July 2019. 7-day waiting period ruled unconstitutional. Loaded firearm may be transported in vehicle without permit.
- •Yes (Background Check Private) — Universal background checks for all private sales have been in effect since July 2019. All transfers must go through a licensed dealer.
- •Shall Issue (Concealed Carry) — The state must issue a concealed carry permit to qualified applicants. Training and a background check are required.
- •Yes, no permit (Open Carry) — Open carry is legal without any permit. A loaded firearm may be transported in a vehicle without a permit.
- •Unrestricted (NFA) — All NFA items (SBRs, SBS, suppressors, machine guns, destructive devices) are legal with the federal tax stamp.
- •Yes (Red Flag Law) — New Mexico has an Extreme Risk Firearm Protection Order allowing petitions for temporary firearm removal.
- •State Preemption: Yes — Local governments cannot enact their own firearm regulations that conflict with state law.
Last updated January 15, 2026
How New Mexico Law Affects Your AR-15 Build
Plain-English implications for builders, derived from the regulations above.
Standard AR-15 Configurations Allowed
New Mexico does not restrict semi-automatic rifles by feature. Standard AR-15 configurations — including pistol grips, collapsible stocks, threaded barrels, and flash hiders — are legal for sale and ownership.
No Magazine Capacity Limit
Standard 30-round AR-15 magazines (and larger drums) are legal for sale and use in New Mexico.
NFA Items Permitted
New Mexico allows ownership of federally-regulated NFA items — including suppressors, short-barreled rifles (SBRs), and short-barreled shotguns (SBS) — with the appropriate ATF tax stamp.
Background Checks on Private Transfers
New Mexico extends background-check requirements beyond licensed-dealer sales (Yes). Private transfers of complete firearms typically must run through an FFL.
Ready to spec a compliant build? Use the AR Builder to compare parts and live prices across retailers.
New Mexico Gun Laws — Frequently Asked Questions
- Is the AR-15 legal in New Mexico?
- Yes. New Mexico does not have an assault weapon ban. Standard AR-15 rifles are legal to own, purchase, and build.
- What is the magazine capacity limit in New Mexico?
- New Mexico has no magazine capacity limit. Standard 30-round AR-15 magazines and larger capacities are legal.
- Does New Mexico require a permit to buy a firearm?
- No. New Mexico does not require a state-level permit or license to purchase a firearm. Federal background-check requirements still apply at licensed dealers.
- Can I conceal carry in New Mexico?
- New Mexico concealed carry status: Shall Issue. The state must issue a permit to applicants who meet the qualifying criteria.
- Is open carry legal in New Mexico?
- New Mexico open carry: Yes, no permit. Local restrictions may still apply in cities, parks, schools, or government buildings.
- Are suppressors and SBRs legal in New Mexico?
- Yes. New Mexico allows ownership of federally-regulated NFA items — including suppressors, short-barreled rifles (SBRs), and short-barreled shotguns — with the proper ATF tax stamp.
- Does New Mexico require background checks for private sales?
- Yes. Background-check requirements in New Mexico extend beyond licensed-dealer sales — most private transfers must run through an FFL.
Sources & Further Reading
Verify current New Mexico firearm law with these authoritative resources. Laws change — always confirm with primary sources before purchasing or carrying.
- Giffords Law Center — comprehensive state-by-state firearm law summaries and policy analysis.
- NRA-ILA State Gun Laws — state directory with statute references and recent legislative updates.
- Everytown Research State Rankings — research-driven scoring and policy explanations across all 50 states.
- ATF Firearms — federal regulations on NFA items, FFL transfers, and firearm classifications.
Legal Disclaimer: This page is for informational and educational purposes only and does not constitute legal advice. Firearm laws change frequently and vary by jurisdiction. Always verify current regulations with official state sources, a qualified attorney, or local law enforcement before making purchasing or carrying decisions. GunPartPicker is not responsible for errors, omissions, or actions taken based on this information.