New Hampshire 2025 Regular Session

New Hampshire House Bill HB577

Introduced
1/16/25  
Refer
1/16/25  
Report Pass
2/26/25  
Engrossed
3/11/25  
Refer
3/11/25  

Caption

Relative to modifying the definition of ADUs.

Impact

If passed, HB577 is expected to have a significant impact on New Hampshire's housing market. The measure encourages municipalities to allow the development of at least one accessory dwelling unit without imposing stringent lot size or zoning regulations. This approach can potentially streamline the process for homeowners wishing to construct ADUs, ultimately leading to an increase in available housing units, particularly in areas facing housing shortages. The bill positions ADUs as a viable option for enhancing housing supply and affordability within communities.

Summary

House Bill 577, introduced in the New Hampshire legislature, aims to redefine the regulations surrounding accessory dwelling units (ADUs). The bill seeks to expand the definition of ADUs to include detached units and introduces a maximum square footage requirement. By modifying existing laws, it facilitates the construction of ADUs as a matter of right in residential zoning districts where single-family homes are permitted. This shift is intended to enhance affordable housing options and provide greater flexibility for property owners looking to create additional living spaces on their lots.

Sentiment

The sentiment surrounding HB577 is largely positive among housing advocates and local governments who see it as a proactive strategy to address housing challenges. Supporters argue that it provides necessary solutions to foster affordable housing opportunities and promotes effective use of existing residential properties. However, there are concerns from some community members regarding the potential for increased density in residential neighborhoods and the implications for local character and infrastructure.

Contention

The main points of contention surrounding HB577 include debates over local governance versus state mandates in zoning issues. Some critics argue that the bill may undermine local control by enforcing higher density in areas where residents may prefer single-family dwellings. Additionally, discussions focused on balancing the benefits of increased housing opportunities against community desires for maintaining neighborhood aesthetics and infrastructure capacities. As municipalities prepare to adopt new zoning ordinances, these discussions reflect the ongoing tension between the need for additional housing and the protection of neighborhood identity.

Companion Bills

No companion bills found.

Similar Bills

CA AB916

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CA AB1154

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CA SB13

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CA AB68

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CA SB773

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CA AB881

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CA AB1033

Accessory dwelling units: local ordinances: separate sale or conveyance.

CA SB897

Accessory dwelling units: junior accessory dwelling units.