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Wisconsin · C2b Sub-state (city) facts · 4 min read

ADU, Duplex Conversion, and Off-Street Parking Rules for Landlords in Madison, Wisconsin

Direct statutory answer

Landlords in Madison must adhere to specific zoning laws, obtain necessary permits for ADU conversions and duplexes, and ensure compliance with lease clauses and parking requirements.

WISCONSIN STATUTORY RECORDMunicipal Zoning Standard ADU, Duplex Conversion, and Off-StreetParking Rules for Landlords in Madison, PRIMARY UNITADU SUITESetback & Height RestrictionsBlueprint & Unit Sizing• Size cap: max 25% of multifamily footprint• Minimum dwelling unit dimensions apply• Independent exterior ingress requiredMUNICIPAL BUILDING DEPTPermitting & Safety DivisionCERTIFICATE OF OCCUPANCYCOO REQUIRED PRIOR TO LEASEZoning & Permit Mandate• Formal plans review before conversion• Mandatory pre-occupancy safety walk• Unpermitted rentals face code citationsP1Primary UnitDedicated StallP2ADU TenantOff-Street ReqParking Minimum Rules• Minimum 1 designated off-street space• Street parking cannot satisfy ADU ratio• Paved driveway / carport required

ADU, Duplex Conversion, and Off-Street Parking Rules for Landlords in Madison, Wisconsin

Permitting, Zoning, or Statutory Basis

In Madison, Wisconsin, landlords must navigate specific zoning laws and obtain necessary permits for ADU conversions and duplexes. The Madison Zoning Code (MDC) outlines the requirements for these types of conversions. Landlords must ensure their property meets the multifamily district share and parking per unit requirements set forth in the MDC. Additionally, approval from the City of Madison’s Development Review Board (DRB) is required for certain conversions. Landlords should review the MDC and seek guidance from the DRB to ensure compliance.

Lease Clauses, Notice Periods, and Timing Requirements

Lease agreements for ADUs and duplexes in Madison must include specific clauses to protect both landlords and tenants. Landlords should ensure their lease agreements comply with Wisconsin state law, which requires notice periods for eviction and rent increases. Landlords must also adhere to timing requirements when serving notices, such as providing tenants with a reasonable amount of time to respond. Landlords should consult Wisconsin state law and local ordinances for detailed requirements.

Defensible Record-Keeping & Compliance Checklist

To maintain defensibility in property management, landlords must keep detailed records of all transactions and compliance with zoning laws. Landlords should maintain copies of lease agreements, eviction notices, rent payments, and any correspondence with tenants or the City of Madison. Landlords should also ensure their property meets all parking requirements, including obtaining necessary permits for off-street parking. Landlords should review the Madison Zoning Code and local ordinances for specific requirements.

Conclusion

Landlords in Madison must adhere to specific zoning laws, obtain necessary permits for ADU conversions and duplexes, and ensure compliance with lease clauses and parking requirements. Landlords should review the Madison Zoning Code and local ordinances, seek guidance from the City of Madison’s Development Review Board, and maintain detailed records to ensure defensibility in property management.

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