State Legality Matrix / Magazine Capacity Limits / Washington
Statute-cited, last verified 2026-07-10
Yes. Bans manufacture, import, distribution, and sale of magazines over 10 rounds; simple possession is not prohibited. Limit: 10 rounds. Effective 2022-07-01.
Controlling law: RCW 9.41.375
Ban in effect. The Washington Supreme Court upheld it 7-2 in State v. Gator's Custom Guns (May 2025), holding magazines over 10 rounds are not arms; a cert petition to the U.S. Supreme Court followed. No possession ban, so already-owned magazines are unaffected.
There is no federal magazine capacity limit; the 1994 federal assault weapons ban expired in 2004.
Scope: Detachable magazine round-count restrictions for handguns and long guns. States not listed have no capacity limit.
Yes. Bans manufacture, import, distribution, and sale of magazines over 10 rounds; simple possession is not prohibited. Limit: 10 rounds. Effective 2022-07-01. Controlling law: RCW 9.41.375.
The controlling law is RCW 9.41.375. Bans manufacture, import, distribution, and sale of magazines over 10 rounds; simple possession is not prohibited.
Washington's rule took effect 2022-07-01. Ban in effect. The Washington Supreme Court upheld it 7-2 in State v. Gator's Custom Guns (May 2025), holding magazines over 10 rounds are not arms; a cert petition to the U.S. Supreme Court followed. No possession ban, so already-owned magazines are unaffected.
There is no federal magazine capacity limit; the 1994 federal assault weapons ban expired in 2004.
Living under a 10-round cap does not mean running junk magazines. These are factory and OEM-quality 10-round options that feed reliably and fit flush.
10-round MDT polymer AICS short-action magazine for .308 Winchester and 6.5 Creedmoor precision rifle chassis systems.
Factory OEM 10-round steel magazine for the Ruger Mark IV 22/45 (and 22/45 Lite) chambered in .22 LR.
Factory FN OEM 10-round magazine for the most restrictive state capacity limits.
10-round single-stack magazine for .350 Legend AR-15 rifles
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