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Bill

Bill

SB 428

Generally revise county speed limits

2025 Regular Session Introduced by Willis Curdy

Montana SB 428 grants counties independent authority to set speed limits on county roads, eliminating state approval requirements and localizing traffic regulation decisions.

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Bill Summary · SB 428

Legislative bill overview

SB 428 authorizes Montana counties to establish and modify speed limits on county roads without requiring state approval, shifting regulatory authority from the state to local governments. The bill streamlines the process for counties to adjust speed limits based on local road conditions and traffic patterns rather than adhering to uniform state standards.

Why is this important

Speed limit authority directly affects public safety, traffic enforcement, and local control over infrastructure management. This change could lead to more responsive speed regulations tailored to specific county conditions but may also create inconsistency across jurisdictions and complicate traffic enforcement for drivers traveling between counties.

Potential points of contention

  • Local vs. state consistency: Fragmented speed limits across counties could confuse drivers and create enforcement challenges, particularly on routes crossing multiple jurisdictions
  • Public safety standards: Concerns that counties with limited resources may lack expertise to set safe limits based on engineering standards, potentially resulting in speeds inappropriate for road conditions
  • Equity and access: Rural counties might set different standards than urban areas, raising questions about fairness and whether safety decisions should reflect local politics rather than uniform safety principles

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

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