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HB 5584

Land use: zoning and growth management; duplexes; permit in single-family residential zones. Amends sec. 102 of 2006 PA 110 (MCL 125.3102) & adds sec. 517.

2025-2026 Regular Session Introduced by Joey Andrews and 25 co-sponsors

Michigan bill requires local zoning to permit duplexes in single-family residential zones, overriding local restrictions to increase housing density and affordability statewide.

Rep. Kathy Schmaltz removed as cosponsor
#housing:other #landuse:zoningandgrowthmanagement
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Bill Summary · HB 5584

Legislative bill overview

HB 5584 amends Michigan's zoning and growth management law to require local governments to permit duplexes in single-family residential zones. The bill modifies the Michigan Zoning Enabling Act by adding new provisions that would override local zoning restrictions that currently prohibit multi-unit residential structures in areas designated for single-family homes.

Why is this important

This legislation directly addresses housing supply and affordability by increasing the potential density of residential development statewide. By allowing duplexes as-of-right in single-family zones, the bill aims to expand housing options without requiring property owners to seek variance approvals, potentially reducing housing costs and creating more diverse neighborhood compositions.

Potential points of contention

  • Local control vs. state mandate: Communities that have deliberately zoned for single-family housing may view this as state overreach into local land use decisions and municipal authority.
  • Neighborhood character concerns: Residents in single-family communities may worry about increased density, parking demands, traffic, and changes to neighborhood aesthetics and character.
  • Infrastructure capacity: Local governments may argue their utilities, schools, and roads weren't designed for increased density and that compliance requires costly upgrades not addressed in the bill.

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

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