HB 5570 MI

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Became Law

Act No. 28 Public Acts of 2026 Approved by the Governor July 21, 2026 Filed with the Secretary of State July 21, 2026 EFFECTIVE DATE: July 21, 2026 state of michigan 103rd Legislature Regular session of 2026 Introduced by Reps. Fairbairn, Longjohn, Wooden, Martus, Hoskins, Andrews, Aragona, Pohutsky, Rheingans, Beson, Markkanen, Grant, Liberati, McKinney and VanderWall ENROLLED HOUSE BILL No. 5570 AN ACT to amend 1972 PA 230, entitled �An act to create a construction code commission and prescribe its functions; to authorize the director to promulgate rules with recommendations from each affected board relating to the construction, alteration, demolition, occupancy, and use of buildings and structures; to prescribe energy conservation standards for the construction of certain buildings; to provide for statewide approval of premanufactured units; to provide for the testing of new devices, materials, and techniques for the construction of buildings and structures; to define the classes of buildings and structures affected by the act; to provide for administration and enforcement of the act; to create a state construction code fund; to prohibit certain conduct; to establish penalties, remedies, and sanctions for violations of the act; to repeal acts and parts of acts; and to provide an appropriation,� (MCL 125.1501 to 125.1531) by adding section 4j. The People of the State of Michigan enact: Sec. 4j. Subject to section 4k, a multiple-family dwelling that has not more than 4 levels above grade plane may have a single interior exit stairway if all of the following conditions are met: (a) The dwelling has not more than 4 units on each level. (b) The net floor area of each level of the dwelling is not more than 4,000 square feet. (c) The exit access travel distance is not more than 125 feet measured from the most remote point within a level of the dwelling along the natural and unobstructed path of egress travel. (d) Openings to the interior exit stairway enclosure are limited to all of the following openings: ( i ) Openings required for exit access into the enclosure from normally occupied spaces. ( ii ) Openings required for egress from the enclosure. ( iii ) Openings to the exterior. (e) An elevator does not open into the interior exit stairway enclosure. (f) The dwelling has a manual fire alarm system and an automatic smoke detection system that activates an occupant notification system. The manual fire alarm system, automatic smoke detection system, and occupant notification system all must be installed in accordance with the building code. (g) Smoke detectors are located in common spaces outside of the dwelling units, including, but not limited to, all of the following areas: ( i ) Gathering areas. ( ii ) Laundry rooms. ( iii ) Mechanical equipment rooms. ( iv ) Storage rooms. ( v ) Interior corridors.

( vi ) Interior exit stairways. ( vii ) Exit passageways. (h) Regardless of the stairway construction type in the dwelling, automatic sprinkler locations in the interior exit stairway comply with the requirements for combustible stairways under the �Standard for the Installation of Sprinkler Systems�, as adopted by the director as part of the code, developed by the National Fire Protection Association. If a standard described in this subdivision is revised after the effective date of the amendatory act that added this section, the department shall take notice of the revision and the department shall promulgate rules to incorporate the revision by reference. (i) An electrical receptacle is not located in an interior exit stairway. (j) The interior exit stairway is not less than 48 inches wide.

Enacting section 1. This amendatory act does not take effect unless House Bill No. 5571 of the 103rd Legislature is enacted into law. This act is ordered to take immediate effect.

Clerk of the House of Representatives

Secretary of the Senate Approved___________________________________________

____________________________________________________ Governor