SB 71 MI Became Law
Highways: bridges; Mackinac Bridge; designate as a key facility. Amends sec. 552c of 1931 PA 328 (MCL 750.552c).
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Summary
Michigan SB 71 adds the non-public portions of the Mackinac Bridge to the state's list of protected "key facilities" under criminal law. Unauthorized entry into these non-public portions becomes a felony punishable by imprisonment for up to four years or a fine of up to twenty-five hundred dollars. The non-public portions must be enclosed by a physical barrier and posted with clearly visible signage to warn of restricted access.
AI-generated plain-language summary of the bill text — neutral, and may be imperfect. See the full text below for the exact wording.
Sponsor (1)
- John Damoose Republican · primary
7 coauthors / cosponsors
- Dan Lauwers Republican · cosponsor
- Jon C. Bumstead Republican · cosponsor
- Michael Webber Republican · cosponsor
- Lana Theis Republican · cosponsor
- Rick Outman Republican · cosponsor
- Rosemary Bayer Democratic · cosponsor
- John Cherry Democratic · cosponsor
Action history (30)
- Feb 11, 2025 INTRODUCED BY SENATOR JOHN DAMOOSE · upper
- Feb 11, 2025 REFERRED TO COMMITTEE ON CIVIL RIGHTS, JUDICIARY, AND PUBLIC SAFETY · upper
- Mar 11, 2025 REPORTED FAVORABLY WITH SUBSTITUTE (S-1) 3/6/2025 · upper
- Mar 11, 2025 REFERRED TO COMMITTEE OF THE WHOLE WITH SUBSTITUTE (S-1) · upper
- Mar 12, 2025 REPORTED BY COMMITTEE OF THE WHOLE FAVORABLY WITH SUBSTITUTE (S-1) · upper
- Mar 12, 2025 SUBSTITUTE (S-1) CONCURRED IN · upper
- Mar 12, 2025 PLACED ON ORDER OF THIRD READING WITH SUBSTITUTE (S-1) · upper
- Mar 13, 2025 PASSED ROLL CALL # 24 YEAS 36 NAYS 0 EXCUSED 1 NOT VOTING 0 · upper
- Mar 13, 2025 received on 03/13/2025 · lower
- Mar 13, 2025 read a first time · lower
- Mar 13, 2025 referred to Committee on Transportation and Infrastructure · lower
- May 6, 2025 reported with recommendation without amendment · lower
- May 6, 2025 referred to second reading · lower
- Feb 18, 2026 referred to Committee on Rules · lower
- Jul 2, 2026 rule suspended · lower
- Jul 2, 2026 motion to discharge committee approved · lower
- Jul 2, 2026 placed on second reading · lower
- Jul 2, 2026 read a second time · lower
- Jul 2, 2026 placed on third reading · lower
- Jul 3, 2026 read a third time · lower
- Jul 3, 2026 passed; given immediate effect Roll Call #308 Yeas 96 Nays 12 Excused 0 Not Voting 2 · lower
- Jul 3, 2026 inserted full title · lower
- Jul 3, 2026 returned to Senate · lower
- Jul 3, 2026 GIVEN IMMEDIATE EFFECT · upper
- Jul 3, 2026 FULL TITLE AGREED TO · upper
- Jul 3, 2026 ORDERED ENROLLED · upper
- Jul 15, 2026 PRESENTED TO GOVERNOR 7/14/2026 10:36 AM · upper
- Jul 29, 2026 APPROVED BY GOVERNOR 7/21/2026 12:56 PM · upper
- Jul 29, 2026 FILED WITH SECRETARY OF STATE 7/23/2026 12:02 PM · upper
- Jul 29, 2026 ASSIGNED PA 0064'26 WITH IMMEDIATE EFFECT · upper
Text versions (13)
The published texts of this bill as it moves through the legislature. Each links to the official document on the state legislature site. Data from OpenStates.
- Public Act · HTML
- Public Act · PDF
- As Passed by the House · HTML
- As Passed by the House · PDF
- As Passed by the Senate · HTML
- As Passed by the Senate · PDF
- Senate Introduced Bill · HTML
- Senate Introduced Bill · PDF
- Substitute (S-1) - 5 · PDF
- Substitute (S-1) - 4 · PDF
- Substitute (S-1) - 3 · PDF
- Substitute (S-1) - 2 · PDF
- Substitute (S-1) · PDF
Full text
Full text imported from legislature.mi.gov
Act No. 64 Public Acts of 2026 Approved by the Governor July 21, 2026 Filed with the Secretary of State July 23, 2026 EFFECTIVE DATE: July 23, 2026 state of michigan 103rd Legislature Regular session of 2026 Introduced by Senators Damoose, Lauwers, Bumstead, Webber, Theis, Outman, Bayer and Cherry ENROLLED SENATE BILL No. 71 AN ACT to amend 1931 PA 328, entitled �An act to revise, consolidate, codify, and add to the statutes relating to crimes; to define crimes and prescribe the penalties and remedies; to provide for restitution under certain circumstances; to provide for the competency of evidence at the trial of persons accused of crime; to provide immunity from prosecution for certain witnesses appearing at criminal trials; to provide for liability for damages; and to repeal certain acts and parts of acts inconsistent with or contravening any of the provisions of this act,� by amending section 552c (MCL 750.552c), as added by 2005 PA 305. The People of the State of Michigan enact: Sec. 552c. (1) An individual shall not intentionally and without authority or permission enter or remain in or upon premises or a structure belonging to another person that is a key facility. (2) As used in this section, �key facility� means any of the following, if enclosed by a physical barrier of any kind, including, but not limited to, a significant water barrier that prevents pedestrian access and if posted with signage as required by subsection (3): (a) A chemical manufacturing facility. (b) A refinery. (c) An electric utility facility, including, but not limited to, a power plant, a power generation facility peaker, an electric transmission facility, an electric station or substation, or any other facility used to support the generation, transmission, or distribution of electricity. Electric utility facility does not include electric transmission land or right-of-way that is not completely enclosed, posted, and maintained by the electric utility. (d) A water intake structure or water treatment facility. (e) A natural gas utility facility, including, but not limited to, an age station, compressor station, odorization facility, main line valve, natural gas storage facility, or any other facility used to support the acquisition, transmission, distribution, or storage of natural gas. Natural gas utility facility does not include gas transmission pipeline property that is not completely enclosed, posted, and maintained by the natural gas utility. (f) Gasoline, propane, liquid natural gas (LNG), or other fuel terminal or storage facility. (g) A transportation facility, including, but not limited to, a port, railroad switching yard, or trucking terminal. (h) A pulp or paper manufacturing facility. (i) A pharmaceutical manufacturing facility. (j) A hazardous waste storage, treatment, or disposal facility. (k) A telecommunication facility, including, but not limited to, a central office or cellular telephone tower site. ( l ) A facility substantially similar to a facility, structure, or station listed in subdivisions (a) to (k) or a resource required to submit a risk management plan under 42 USC 7412(r).
(m) The portions of the Mackinac Bridge not open to or intended to be used by the public. (3) A key facility must be posted in a conspicuous manner against entry. The minimum letter height on the posting signs must be 1 inch. Each posting sign must be not less than 50 square inches, and the posting signs must be spaced to enable an individual to observe not less than 1 posting sign at any point of entry upon the property. (4) An individual who violates this section is guilty of a felony punishable by imprisonment for not more than 4 years or a fine of not more than $2,500.00, or both. (5) This section does not prohibit and must be not construed to prevent lawful assembly or a peaceful and orderly petition for the redress of grievances, including, but not limited to, a labor dispute between an employer and its employees. (6) It is not a defense to a prosecution under this section that, during normal operating hours, the barrier that encloses a key facility is left open for official business at the key facility. This act is ordered to take immediate effect.
Secretary of the Senate
Clerk of the House of Representatives Approved___________________________________________
____________________________________________________ Governor
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