HB 4073 Michigan House · 2025-2026 Regular Session

Criminal procedure: warrants; statutory warrant requirement; provide for department of natural resources. Amends sec. 1602 of 1994 PA 451 (MCL 324.1602) & adds sec. 1507.

HB 4073 modifies Michigan's criminal procedure law to require specific warrant procedures for investigations involving the Department of Natural Resources (DNR). It amends Section 1602 of the Michigan Compiled Laws (MCL 324.1602) and adds a new Section 1507 to clarify warrant requirements for DNR officers conducting searches or seizures under environmental enforcement. This change directly affects DNR law enforcement actions, ensuring they follow defined judicial authorization processes for certain investigations. The bill passed the House on November 4, 2025, with 63 yeas and 37 nays.
Bill status passed both 4 of 5 stages cleared
Introduction
Feb 2025
Committee Review
Nov 2025
House Passage
Nov 2025
Senate Passage
Nov 2025
Governor
Introduced Feb 12, 2025 Last action Nov 6, 2025
Maddy AI version diff · 2 comparisons

What changed between versions

As Passed by the House Substitute (H-1) · 1 edit
MINOR
This bill version shows primarily formatting and technical changes rather than substantive policy modifications. The text includes minor adjustments to spacing, line breaks, and document identifiers (such as tracking numbers like wr5b02 to k8obr1). The core legislative content regarding the Natural Resources and Environmental Protection Act remains unchanged in this comparison.
TECHNICAL

Minor formatting adjustments including spacing changes in headers and document tracking numbers were updated from wr5b02 to k8obr1 across multiple pages.

Floor votes · House Nov 4, 2025

How they voted

This bill passed the Senate by voice vote (no roll call recorded).
Full legislative history

Actions timeline

Total actions
16
Key actions
4
Committee
4
Amendments
1
Nov 6, 2025
Committee
REFERRED TO COMMITTEE ON CIVIL RIGHTS, JUDICIARY, AND PUBLIC SAFETY
upper
Nov 6, 2025
Upper · Passed
PASSED BY HOUSE WITH IMMEDIATE EFFECT
upper
Nov 4, 2025
Introduced
title amended
lower
Nov 4, 2025
Lower · Passed
passed; given immediate effect Roll Call #286 Yeas 63 Nays 37 Excused 0 Not Voting 10
lower
Nov 4, 2025
Lower · Passed
substitute (H-1) adopted
lower
Sep 24, 2025
Committee
referred to second reading
lower
Sep 24, 2025
Lower · Passed
reported with recommendation with substitute (H-1)
lower
Feb 12, 2025
Committee
referred to Committee on Natural Resources and Tourism
lower
Feb 12, 2025
Introduced
introduced by Representative Rep. Dave Prestin
lower
1 primary · 27 co-sponsors

Sponsors