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Home Business in Collin County, TX (2026)

2 county-level rules, plus city-specific rules for 4 cities in Collin County, Texas.

Verified from official government sources

Note: These county rules apply to unincorporated areas of Collin County. If you live within an incorporated city, that city's own rules apply: see the city list below.

Signage Rules

Collin County imposes no sign regulations on unincorporated residential home businesses. TXDOT regulates signs in rights-of-way. Cities within the county typically prohibit commercial signage on residential lots or limit to one small professional nameplate under 2 sq ft.

Home Business: Signage

Few Restrictions

Tex. Transportation Code Sec. 394.021 (Erecting Off-Premise Sign Without Permit on Rural Road)

Sec. 394.021. ERECTING OFF-PREMISE SIGN WITHOUT PERMIT; OFFENSE. (a) A person commits an offense if the person erects an off-premise sign unless the person first obtains a permit under this subchapter from the commission.(b) Except as otherwise authorized by this chapter, the commission may not issue a permit for an off-premise sign unless the sign is to be located:(1) within 800 feet of a...

Home Daycare

Registered and licensed home daycares in unincorporated Collin County must comply with Texas HHSC minimum standards under 26 TAC Ch. 744-747. County has no separate home daycare permit; cities within Collin (Plano, McKinney, Frisco) add local home occupation rules.

Home Business: Daycare Home

Light Restrictions

Texas HHSC Child Care Regulation — CCR Responsibilities / Become a Provider / Minimum Standards

Child Care Regulation Texas Health and Human Services Commission protects children by regulating and educating child care providers. Child Care Regulation (CCR) responsibilities include: Regulating all child care operations and child-placing agencies to protect the health, safety, and well-being of children in care. Permitting and monitoring operations and agencies for compliance with state reg...

Home Business by City in Collin County

4 cities in Collin County have their own home business rules. Each link goes to that city's dedicated page with code citations.

All Collin County ordinances

See every category we cover for Collin County: parking, noise, fences, fires, animals, pools, and more.

Collin County Ordinance Hub →