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Bill

LC 4087

Prohibit certain state action involving other states' firearm and ammunition laws

2025 Regular Session

Montana bill would prohibit state enforcement or recognition of other states' stricter firearm and ammunition laws, raising federalism and interstate cooperation concerns.

(LC) Draft Died in Process
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Bill Summary · LC 4087

Legislative bill overview

LC 4087 would prohibit Montana state officials and agencies from enforcing, assisting with, or recognizing other states' firearm and ammunition laws within Montana's borders. The bill appears designed to prevent federal-state cooperation or multi-state coordination on gun regulations that Montana considers overly restrictive.

Why is this important

This directly addresses the tension between state autonomy on firearms policy and interstate commerce/cooperation. If enacted, it could create conflicts with federal law enforcement, complicate extradition or legal proceedings involving firearms crimes, and affect how Montana handles residents who may be subject to multiple states' gun laws.

Potential points of contention

  • Interstate commerce and federal authority: The bill may conflict with federal firearms law and the Commerce Clause, creating legal challenges to its enforceability
  • Law enforcement coordination: Prohibiting assistance with other states' laws could hamper interstate criminal investigations and create practical obstacles for police agencies
  • Constitutional federalism questions: Uncertainty about whether states can unilaterally refuse to recognize sister states' lawful regulations, particularly regarding full faith and credit obligations

Compiled from official sources — confirm details with the bill’s official record.

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