Home businesses in Louisville Metro are restricted to incidental signs no larger than 2 square feet for residential uses. Permanent signs require a sign permit. Temporary signs are regulated under LMCO Chapter 155. Sign-permit-exempt types exist but are limited. Historic and design overlay districts have stricter sign controls.
Sign regulations in Louisville Metro are governed by the LDC and LMCO Chapter 155. For residential uses (including home businesses), incidental on-premises signs may not exceed 2 square feet in area. Attached incidental signs cannot be mounted higher than 20 feet; freestanding incidental signs cannot exceed 3 feet in height. These signs may be illuminated. Temporary signs (freestanding or banner-type for up to 120 days/year) are regulated under LMCO §§ 155.20–155.24. Permanent signs require a sign permit from the Office of Planning. In historic preservation districts, design overlay districts, or rights-of-way, additional restrictions and review apply. Home businesses are generally limited to the residential 2 sq ft incidental sign standard and may not install commercial-style signage.
Unpermitted permanent signs: citation and required removal. Signs exceeding 2 sq ft for residential use: violation. Historic district non-compliant signs: mandatory removal. Fines under LMCO Chapter 155.
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