Michigan House Bill HB4850

Michigan 2025-2026 Regular Session

• Introduced: 9/9/25
• Refer: 9/9/25

Caption

Housing: other; automatic fire sprinkler systems for electric vehicle parking spaces; require certain buildings to have. Amends 1972 PA 230 (MCL 125.1501 - 125.1531) by adding sec. 4i.

Impact

If enacted, HB 4850 will significantly enhance fire safety measures related to electric vehicles in Michigan by ensuring that all applicable buildings have appropriate fire suppression systems installed. This legislative change aims to mitigate risks associated with EV parking, given that electric vehicles can pose unique challenges in fire situations. By instituting these requirements, the bill aligns with broader efforts to support the adoption of electric vehicles while fostering a safer environment for building occupants and surrounding areas.

Summary

House Bill 4850 aims to amend the Stille-DeRossett-Hale Single State Construction Code Act to require the installation of automatic fire sprinkler systems in parking spaces designated for electric vehicles (EVs). The bill mandates that during the initial construction of buildings, particularly multiple-family dwellings, these systems be installed. Importantly, the legislation excludes single-family and 1- or 2-family detached dwellings from this requirement. Additionally, existing buildings must comply with this mandate within 180 days following the bill's effective date, ensuring that older structures will also adapt to the new safety standards.

Contention

Debates around HB 4850 may center on the costs and logistical challenges related to retrofitting existing buildings with automatic sprinkler systems. Critics could argue that the bill places an undue financial burden on building owners, particularly those managing older properties. Supporters may counter that the safety benefits significantly outweigh these costs and that the legislation is a proactive step in promoting public safety in the context of increased electric vehicle usage.

Notable points

The bill requires the Joint Committee on Administrative Rules to develop regulations establishing standards and requirements for these automatic fire sprinkler systems. This provision underscores the need for clear guidelines in implementing the enhancements to fire safety protocols, ensuring that building owners understand their responsibilities and the technical requirements for these installations.