Housing & Building Codes

Current understanding

To be populated as evidence accumulates.

Evidence log

• 2026-08-27 — Construction: code; definitions under Stille-DeRossett-Hale single state construction code act; modify. Amends sec. 2a of 1972 PA 230 (MCL 125.1502a). TIE BAR WITH: HB 6303’26: 2026 — a House bill would amend sec. 2a of the Stille-DeRossett-Hale Single State Construction Code Act (1972 PA 230, MCL 125.1502a) to modify definitions used under the statewide construction code, tie-barred to HB 6303’26; introduced — a definitional update with unclear practical scope pending the companion bill. (novelty: 2)
• 2026-08-27 — Construction: code; code requirement to use air tightness testing to test a commercial building’s building envelope; prohibit. Amends 1972 PA 230 (MCL 125.1501 - 125.1531) by adding sec. 4j. TIE BAR WITH: HB 6304’26: 2026 — a House bill would amend the State Construction Code Act (1972 PA 230, MCL 125.1501 - 125.1531) by adding sec. 4j to prohibit the construction code from requiring air-tightness testing of a commercial building’s building envelope, tie-barred to HB 6304’26; introduced — a narrow limitation on commercial building-envelope testing requirements. (novelty: 2) (novelty: 2)
• 2026-08-11 — Construction: code; blue push plate on manual control of an automated door; require. Amends 1972 PA 230 (MCL 125.1501 - 125.1531) by adding sec. 4l.: 2026 — a bill would amend the State Construction Code Act (1972 PA 230, MCL 125.1501 - 125.1531) by adding sec. 4l to require automated doors to have a blue push plate on their manual control; introduced — a narrow construction-code color/accessibility standard for automated-door manual controls. (novelty: 2) (novelty: 2)
• 2026-02-24 — Land use: zoning and growth management; zoning restrictions related to accessory dwelling units and mobile homes; modify. Amends sec. 102 of 2006 PA 110 (MCL 125.3102) & adds secs. 207a & 516.: HB5585 (103rd Legislature) would amend sec. 102 of the Michigan Zoning Enabling Act (2006 PA 110, MCL 125.3102) and add secs. 207a & 516 to modify local zoning restrictions on accessory dwelling units and mobile homes; introduced — a state preemption of local zoning affecting ADU and mobile-home siting (see residential-zoning-growth-management, mobile-home-commission-act, accessory-dwelling-unit-tax-credit). (novelty: 2)
• 2026-02-24 — Land use: zoning and growth management; setback requirement greater than 25 feet; prohibit. Amends 2006 PA 110 (MCL 125.3101 - 125.3702) by adding sec. 205c.: HB5583 (103rd Legislature) would amend the Michigan Zoning Enabling Act (2006 PA 110) by adding sec. 205c to prohibit local zoning setback requirements greater than 25 feet; introduced — a state preemption of local zoning affecting residential lot standards (see residential-zoning-growth-management), companion to HB5581 (minimum home size) and HB5582 (parking/mobile homes). (novelty: 2) (novelty: 2)
• 2026-02-24 — Land use: zoning and growth management; minimum residential parking space requirements and limitations on mobile homes; limit. Amends 2006 PA 110 (MCL 125.3101 - 125.3702) by adding sec. 205b.: HB5582 (103rd Legislature) would amend the Michigan Zoning Enabling Act (2006 PA 110) by adding sec. 205b to limit local minimum residential parking space requirements and local limitations on mobile homes; introduced — a state preemption of local zoning affecting parking mandates and mobile-home siting (see residential-zoning-growth-management, mobile-home-commission-act). (novelty: 2)
• 2026-02-24 — Land use: zoning and growth management; minimum home size requirements; limit. Amends sec. 201 of 2006 PA 110 (MCL 125.3201) & adds sec. 205e.: HB5581 (103rd Legislature) would amend sec. 201 of the Michigan Zoning Enabling Act (2006 PA 110, MCL 125.3201) and add sec. 205e to limit local governments’ authority to impose minimum home size requirements; introduced — a state preemption of local zoning affecting housing supply and construction (see residential-zoning-growth-management). (novelty: 2)
• 2026-05-19 — Mobile homes: other; mobile home commission act; revise. Amends secs. 35, 41, 43 & 48 of 1987 PA 96 (MCL 125.2335 et seq.) & adds sec. 30m. TIE BAR WITH: SB 0934’26, SB 0935’26: 2026 — SB0937 (103rd Legislature) revises the Mobile Home Commission Act (1987 PA 96, MCL 125.2335 et seq.) by amending secs. 35, 41, 43 & 48 and adding sec. 30m, tie-barred to SB 934 and SB 935; passed chamber — a mobile-home regulatory update adjacent to housing/code items tracked here (see mobile-home-commission-act). (novelty: 2)
• 2026-05-19 — Mobile homes: other; procedure for declaring a mobile home abandoned; provide for. Amends secs. 5775, 5777, 5779 & 5783 of 1961 PA 236 (MCL 600.5775 et seq.) & repeals sec. 5781 of 1961 PA 236 (MCL 600.5781). TIE BAR WITH: SB 0934’26, SB 0935’26, SB 0937’26: 2026 — SB0936 (103rd Legislature) amends secs. 5775, 5777, 5779 & 5783 of the Revised Judicature Act (1961 PA 236, MCL 600.5775 et seq.) and repeals sec. 5781 to establish a statutory procedure for declaring a mobile home abandoned, tie-barred to SB 934, SB 935, and SB 937; passed chamber — a judicature-side companion to the Mobile Home Commission Act revisions tracked here (see mobile-home-commission-act). (novelty: 2) (novelty: 2)
• 2026-05-19 — Mobile homes: other; mobile home commission act; revise. Amends secs. 17, 18, 25, 28, 28a & 29 of 1987 PA 96 (MCL 125.2317 et seq.) & adds secs. 28d & 28e. TIE BAR WITH: SB 0934’26, SB 0936’26, SB 0937’26: 2026 — SB0935 (103rd Legislature) revises the Mobile Home Commission Act (1987 PA 96) by amending secs. 17, 18, 25, 28, 28a & 29 and adding secs. 28d & 28e, tie-barred to SB 934, SB 936, and SB 937; passed chamber — a mobile-home regulatory update adjacent to housing/code items tracked here (see mobile-home-commission-act). (novelty: 2)
• 2026-05-19 — Mobile homes: other; mobile home commission act; revise. Amends title & secs. 2, 3, 4, 5, 6, 7, 14, 16 & 30a of 1987 PA 96 (MCL 125.2302 et seq.) & adds secs. 16b, 16c & 16d. TIE BAR WITH: SB 0935’26, SB 0937’26: 2026 — SB0934 (103rd Legislature) revises the Mobile Home Commission Act (1987 PA 96, MCL 125.2302 et seq.), amending secs. 2, 3, 4, 5, 6, 7, 14, 16 & 30a and adding secs. 16b, 16c & 16d, tie-barred to SB 935 and SB 937; passed chamber — a mobile-home regulatory update adjacent to housing/code items tracked here (see mobile-home-commission-act). (novelty: 2)
• 2026-07-29 — Construction: code; sunset of MCL 125.1504j; provide for on adoption of certain rules by the department. Amends 1972 PA 230 (MCL 125.1501 - 125.1531) by adding sec. 4k. TIE BAR WITH: HB 5570’26: HB5571 (103rd Legislature) amends 1972 PA 230 by adding sec. 4k to establish a sunset for MCL 125.1504j that takes effect once the department adopts specified rules, tie-barred to HB5570; enacted — a procedural sunset mechanism paired with the HB5570 single-exit-stairway framework. (novelty: 2)
• 2026-07-29 — Construction: code; single exit stairway in multiple-family dwellings; allow under certain conditions. Amends 1972 PA 230 (MCL 125.1501 - 125.1531) by adding sec. 4j.: 2026 — HB5570 enacted as PA 28 of 2026, amending the State Construction Code Act (1972 PA 230) by adding sec. 4j to allow single exit stairways in multiple-family dwellings under certain conditions; enacted (upgrades earlier passed-chamber entries for HB5570/HB5571). (novelty: 2)
• 2026-06-10 — Villages: home rule; procedures to approve annexation petition; revise. Amends secs. 2, 3 & 5 of 1909 PA 278 (MCL 78.2 et seq.); adds sec. 2b & repeals sec. 5a of 1909 PA 278 (MCL 78.5a). TIE BAR WITH: SB 1024’26: 2026 — SB1025 (103rd Legislature) amends secs. 2, 3 & 5 of the Home Rule Villages Act (1909 PA 278, MCL 78.2 et seq.), adds sec. 2b, and repeals sec. 5a to revise procedures for approving village annexation petitions; tie-barred to SB1024; introduced — a local-boundary/land-use procedural update tangential to the housing/zoning items tracked here. (novelty: 2)
• 2026-06-10 — Villages: annexation; procedures to approve annexation petition; revise. Amends secs. 6 & 6a, ch XIV of 1895 PA 3 (MCL 74.6 & 74.6a) & adds sec. 6b to ch. XIV. TIE BAR WITH: SB 1025’26: 2026 — SB1024 (103rd Legislature) amends secs. 6 and 6a of ch. XIV of 1895 PA 3 (MCL 74.6 & 74.6a) and adds sec. 6b to revise procedures for approving village annexation petitions, tie-barred to SB1025; introduced — a local-boundary/land-use procedural update tangential to the housing/zoning items tracked here. (novelty: 2) (novelty: 2)
• 2026-06-10 — Construction: permits; notice requirements for a building permit or additional permit issued by the department; provide. Amends sec. 11 of 1972 PA 230 (MCL 125.1511).: HB5935 (103rd Legislature) amends sec. 11 of the State Construction Code Act (1972 PA 230, MCL 125.1511) to update notice requirements for building permits and additional permits issued by the department; passed chamber — an incremental procedural addition alongside the HB5932/HB5933/HB5934 permit-administration package tracked here. (novelty: 2)
• 2026-06-10 — Construction: permits; reimbursement of permit fees if permit is not issued or denied within deadline; provide for permits issued by the department. Amends sec. 11 of 1972 PA 230 (MCL 125.1511).: HB5934 (103rd Legislature) amends sec. 11 of the State Construction Code Act (1972 PA 230, MCL 125.1511) to require the department to reimburse permit fees when it fails to issue or deny a building permit within the statutory deadline; passed chamber — a procedural accountability mechanism complementing the HB5932/HB5933 permit-deadline and modification framework. (novelty: 2)
• 2026-06-10 — Construction: permits; deadline for the department to require changes to an application for a building permit; provide. Amends sec. 11 of 1972 PA 230 (MCL 125.1511). TIE BAR WITH: HB 5932’26: HB5933 (103rd Legislature) amends sec. 11 of the State Construction Code Act (1972 PA 230, MCL 125.1511) to establish a deadline by which the department must require changes to a building permit application, tie-barred to HB5932; passed chamber — an incremental procedural addition to construction-permit administration paired with HB5932’s post-issuance modification procedures. (novelty: 2)
• 2026-06-10 — Construction: permits; procedures to modify building permits after issuance; provide for building permits issued by the department. Amends 1972 PA 230 (MCL 125.1501 - 125.1531) by adding sec. 11a. TIE BAR WITH: HB 5933’26: HB5932 (103rd Legislature) amends the State Construction Code Act (1972 PA 230) by adding sec. 11a to establish procedures for modifying building permits after issuance when the permit is issued by the state department, tie-barred to HB5933; passed chamber — an incremental procedural addition to construction-permit administration. (novelty: 2)
• 2026-06-16 — Housing: landlord and tenants; certain relocation assistance for tenants in hazardous or dangerous buildings; provide for. Amends 1917 PA 167 (MCL 125.401 - 125.543) by adding sec. 130a.: HB6087 would add sec. 130a to 1917 PA 167 requiring landlords to provide relocation assistance to tenants displaced from buildings deemed hazardous or dangerous under the housing law’s condemnation framework; introduced. (novelty: 3)
• 2026-06-16 — Land use: zoning and growth management; accessory dwelling units; allow to connect to the sewer connection servicing the primary dwelling unit. Amends 2006 PA 110 (MCL 125.3101 - 125.3702) by adding sec. 205e.: HB6085 (103rd Legislature) would amend the Michigan Zoning Enabling Act (2006 PA 110) by adding sec. 205e to allow accessory dwelling units to connect to the sewer connection servicing the primary dwelling unit; introduced — an incremental ADU-focused zoning provision alongside companion ADU bills HB6082 and HB6083. (novelty: 2)
• 2026-06-16 — Individual income tax: credit; credit for the installation of an accessory dwelling unit; provide for. Amends 1967 PA 281 (MCL 206.1 - 206.847) by adding sec. 282.: cross-connection with accessory-dwelling-unit-tax-credit: ADU tax credit eligibility will depend on how state and local building/zoning codes define and permit accessory dwelling units. (novelty: 2)
• 2026-06-16 — Land use: zoning and growth management; non-fire rated windows on accessory dwelling units; prohibit local governments from restricting. Amends 2006 PA 110 (MCL 125.3101 - 125.3702) by adding sec. 205c.: HB6083 (103rd Legislature) would amend the Michigan Zoning Enabling Act (2006 PA 110) by adding sec. 205c to prohibit local governments from restricting the use of non-fire-rated windows on accessory dwelling units; introduced — a narrow ADU-focused preemption of local zoning authority adjacent to construction/code items tracked here (companion to the ADU frost-protection bill HB6082). (novelty: 2)
• 2026-06-16 — Construction: housing; frost protection requirements for accessory dwelling units; provide. Amends 1972 PA 230 (MCL 125.1501 - 125.1531) by adding sec. 13h.: HB6082 (103rd Legislature) would amend the State Construction Code Act (1972 PA 230) by adding sec. 13h to establish frost protection requirements specifically for accessory dwelling units; introduced — an incremental construction-code addition targeting ADU foundations. (novelty: 2)
• 2026-06-24 — Housing: other; housing and community development fund; modify. Amends secs. 58, 58b & 58c of 1966 PA 346 (MCL 125.1458 et seq.).: 2026 — SB0278 (103rd Legislature) amends secs. 58, 58b & 58c of 1966 PA 346 (MCL 125.1458 et seq.) to modify the Housing and Community Development Fund; passed chamber — a housing-finance statute adjustment adjacent to construction/code items tracked here (see housing-community-development-fund). (novelty: 2)
• 2026-06-23 — Higher education: other; regulation of development of college- or university-owned land through local government zoning ordinance; provide for. Amends sec. 201 of 2006 PA 110 (MCL 125.3201).: HB6120 (103rd Legislature) would amend sec. 201 of the Michigan Zoning Enabling Act (2006 PA 110, MCL 125.3201) to allow local government zoning ordinances to regulate the development of college- or university-owned land; introduced — a zoning-authority expansion adjacent to construction/code items tracked here (see zoning-college-university-land). (novelty: 3)
• 2026-06-25 — Housing: public accommodations; excessively increased pricing in hotel and lodging industry during a declared state of emergency; prohibit. Creates new act. TIE BAR WITH: SB 1042’26, SB 1043’26: 2026 — SB1041 (103rd Legislature) would create a new act prohibiting excessively increased pricing in the hotel and lodging industry during a declared state of emergency, tie-barred to SB1042 and SB1043; passed chamber — a lodging-sector consumer-protection measure adjacent to housing topics tracked here (see hotel-lodging-price-gouging). (novelty: 2) (novelty: 2)
• 2025-09-24 — Construction: other; School building construction projects that cost less than $5,000,000.00; exempt from certain construction requirements. Amends sec. 5a of 1937 PA 306 (MCL 388.855a).: 2025 — HB5033 (103rd Legislature) would amend sec. 5a of 1937 PA 306 (MCL 388.855a) to exempt school building construction projects costing less than $5,000,000 from certain construction requirements; introduced — a construction-requirements carve-out adjacent to code items tracked here (see school-building-construction-requirements). (novelty: 2)
• 2025-09-11 — Occupations: residential builders; restrictions on qualifying experience for building inspectors; modify. Amends sec. 207 of 2016 PA 407 (MCL 339.5207) & adds sec. 1020.: 2025 — HB4894 (103rd Legislature) amends sec. 207 of 2016 PA 407 (MCL 339.5207) and adds sec. 1020 to modify qualifying-experience restrictions for building inspectors under the residential builders licensing law; introduced — an occupational-licensing adjustment adjacent to construction/code items tracked here (see residential-builder-inspector-licensing). (novelty: 2) (novelty: 2)
• 2026-06-25 — Construction: permits; acoustic engineering report for data center; require to receive building permit. Amends 1972 PA 230 (MCL 125.1501 - 125.1531) by adding sec. 10a. TIE BAR WITH: HB 6135’26, HB 6140’26, HB 6141’26, HB 6137’26, HB 6138’26, HB 6142’26: HB6139 (103rd Legislature) would amend 1972 PA 230 by adding sec. 10a to require an acoustic engineering report from data centers as a prerequisite for a building permit, tie-barred to HB6135, HB6137, HB6138, HB6140, HB6141, and HB6142; introduced — a construction-code addition targeting data center development (see data-center-acoustic-permit-requirement, zoning-data-center-community-benefit). (novelty: 3) (novelty: 3)
• 2026-06-25 — Businesses: other; Michigan zoning enabling act; make subject to the data center community benefit agreement act. Amends sec. 205 of 2006 PA 110 (MCL 125.3205). TIE BAR WITH: HB 6137’26: HB6136 (103rd Legislature) amends sec. 205 of the Michigan Zoning Enabling Act (2006 PA 110, MCL 125.3205) to subject zoning to a proposed Data Center Community Benefit Agreement Act, tie-barred to HB6137; introduced — a zoning-law change adjacent to construction/code items tracked here (see zoning-data-center-community-benefit). (novelty: 2)
• 2026-06-24 — Housing: other; redemption of premises; modify. Amends secs. 48g & 48i of 1966 PA 346 (MCL 125.1448g & 125.1448i).: 2026 — HB5045 (103rd Legislature) amends secs. 48g and 48i of 1966 PA 346 (MCL 125.1448g & 125.1448i) to modify redemption-of-premises rules under Michigan housing law; passed chamber — a housing statute adjustment adjacent to items tracked here. (novelty: 2)
• 2026-06-25 — Housing: other; housing and community development fund; modify. Amends sec. 58c of 1966 PA 346 (MCL 125.1458c). TIE BAR WITH: HB 4539’25: 2026 — HB4540: amends sec. 58c of 1966 PA 346 to modify the Housing and Community Development Fund, tie-barred to HB4539; passed chamber — a housing finance change adjacent to construction/code items tracked here (see housing-community-development-fund). (novelty: 2) (novelty: 2)
• 2025-02-13 — Land use: zoning and growth management; mining cryptocurrency inside of an area that is zoned for industrial use; allow. Amends 2006 PA 110 (MCL 125.3101 - 125.3702) by adding sec. 515.: HB4085 (103rd Legislature) would amend the Michigan Zoning Enabling Act (2006 PA 110) by adding sec. 515 to explicitly allow cryptocurrency mining in areas zoned for industrial use; introduced — a land-use/zoning matter adjacent to the construction/code items tracked here (see zoning-cryptocurrency-mining). (novelty: 3)
• 2026-07-03 — Housing: landlord and tenants; return of security deposit by electronic transfer; allow. Amends sec. 9 of 1972 PA 348 (MCL 554.609).: SB0022 (103rd Legislature) amends the Security Deposit Act (1972 PA 348, MCL 554.609) to allow landlords to return security deposits by electronic transfer; passed chamber — a landlord-tenant procedural change adjacent to housing/building topics tracked here (see landlord-tenant-security-deposits). (novelty: 2)
• 2026-07-03 — Property: land sales; purchase of residential property by certain businesses; prohibit. Creates new act.: HB6074 (103rd Legislature) would create a new act prohibiting certain businesses from purchasing residential property in Michigan; passed chamber — a demand-side housing market intervention adjacent to the construction/code items tracked here (see business-residential-property-purchase-ban). (novelty: 3)
• 2026-07-03 — Individual income tax: credit; housing opportunity tax credits; create. Amends 1967 PA 281 (MCL 206.1 - 206.847) by adding secs. 279, 679 & 821. TIE BAR WITH: HB 5805’26, HB 5807’26: HB5806 (103rd Legislature) creates a housing opportunity tax credit under the individual income tax (adds secs. 279, 679, 821 to 1967 PA 281), tie-barred to HB5805 and HB5807; ordered enrolled — a tax-code companion to housing policy changes tracked here (see housing-opportunity-tax-credit). (novelty: 3)
• 2026-07-03 — Construction: code; single exit stairway in multiple-family dwellings with not more than 6 levels; allow under certain conditions. Amends 1972 PA 230 (MCL 125.1501 - 125.1531) by adding sec. 4j. TIE BAR WITH: HB 5570’26: HB5571 (103rd Legislature), tie-barred to HB5570, amends 1972 PA 230 by adding section 4j to permit single exit stairways in multiple-family dwellings with no more than 6 levels under certain conditions; passed chamber. (novelty: 2)
• 2026-07-03 — Housing: codes; single exit stairway in multiple-family dwellings; allow under certain conditions. Amends 1972 PA 230 (MCL 125.1501 - 125.1531) by adding sec. 4i.: HB5570 (103rd Legislature) amends 1972 PA 230 by adding section 4i to permit single exit stairways in multiple-family dwellings under specified conditions; passed chamber and ordered enrolled 2026-07-03. (novelty: 2)

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