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File #: BL2025-1007   
Type: Bill (Ordinance) Status: First Reading
File created: 8/22/2025 In control: Planning Commission
On agenda: 9/2/2025 Final action:
Title: An ordinance amending Chapters 17.04, 17.08, 17.12, 17.16, and 17.36 of the Metropolitan Code, to amend the regulations pertaining to detached accessory dwelling units and the Detached Accessory Dwelling Unit Overlay District (Proposal No. 2025Z-011TX-001).
Sponsors: Jennifer Gamble, Sean Parker, Emily Benedict
Attachments: 1. 2025Z-011TX-001 Exhibit A
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An ordinance amending Chapters 17.04, 17.08, 17.12, 17.16, and 17.36 of the Metropolitan Code, to amend the regulations pertaining to detached accessory dwelling units and the Detached Accessory Dwelling Unit Overlay District (Proposal No. 2025Z-011TX-001).

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WHEREAS, providing more opportunities for detached accessory dwelling units (DADUs) within the Urban Services District (USD) will provide diverse housing opportunities in this part of the city;

WHEREAS, providing diverse housing opportunities for DADUs within the USD and within residential districts will allow for a gentle increase in allowable housing through context-sensitive infill;

WHEREAS, revising the Metropolitan Zoning Code for Detached Accessory Dwelling Units to allow this use as a base code allowance, rather than an overlay, simplifies, clarifies and consolidates the standards so as to make it easier to administer permits for DADUs and provide parity among property entitlements in the county; and

WHEREAS, many homeowners in the General Services District desire the option to have a Detached Accessory Dwelling Unit but are unable to under current rules, and since there will no longer be a need for the DADU Overlay to apply to only the Urban Zoning Overlay area of the County, revising the Metropolitan Zoning Code to permit the DADU Overlay to be applied to properties within the General Services District (GSD) gives these homeowners a zoning option;

BE IT ENACTED BY THE COUNCIL OF THE METROPOLITAN GOVERNMENT OF NASHVILLE AND DAVIDSON COUNTY:

Section 1. That Section 17.04.060 of the Metropolitan Code is hereby amended by deleting the definition for "Detached accessory dwelling unit" in its entirety and replacing it with the following:

"Detached accessory dwelling unit" means a detached dwelling unit separate from the principal single-family structure on any lot, or within any urban design overlay with development standards for detached accessory dwelling units. The dwelling shall be ...

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