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SB 337

Crimes: other; tampering with evidence by law enforcement officer with specific intent; prohibit, and provide penalties. Amends sec. 483a of 1931 PA 328 (MCL 750.483a).

2025-2026 Regular Session Introduced by Sarah Anthony and 9 co-sponsors

Michigan bill establishes criminal penalties for law enforcement officers who intentionally tamper with evidence, strengthening accountability in criminal investigations and evidence handling.

REFERRED TO COMMITTEE ON CIVIL RIGHTS, JUDICIARY, AND PUBLIC SAFETY
#crimes:other #crimes:publicofficeandofficers #lawenforcement:other
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Bill Summary · SB 337

Legislative bill overview

SB 337 amends Michigan's criminal code to create or modify penalties for law enforcement officers who deliberately tamper with evidence. The bill specifically targets actions taken "with specific intent," establishing criminal liability for police conduct that compromises evidence integrity in criminal cases.

Why is this important

Evidence tampering by law enforcement undermines the entire criminal justice system by compromising trial fairness and potentially allowing guilty parties to escape conviction or innocent people to be wrongfully convicted. This bill addresses a serious form of police misconduct that erodes public trust in law enforcement and the courts, making it relevant to debates over police accountability and criminal justice reform.

Potential points of contention

  • Definitional clarity: The phrase "specific intent" requires precise legal definition to distinguish deliberate tampering from negligence, incompetence, or procedural errors—ambiguity could chill legitimate police work or fail to meaningfully punish misconduct
  • Enforcement challenges: Proving a law enforcement officer's subjective intent to tamper versus intent to conduct legitimate evidence handling is factually and legally complex, potentially making prosecutions difficult
  • Officer liability vs. department accountability: The bill appears to target individual officers but doesn't clarify whether departments, supervisors, or agencies share responsibility for systemic evidence mishandling or inadequate oversight

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

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