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Apply for a building permit

Permits, inspections and planning information.

Before you start

Start with the jurisdiction of the property. County permit offices may serve only unincorporated areas.
Use the official map and confirm project requirements with the planning or building office.

1 guide with reviewed service links · Sierra

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California58 counties

County directory Reviewed service guides available

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Map source

U.S. Census boundaries via U.S. Atlas · 2017 edition, simplified for display.

County government · Sierra

Planning Department — Building Division

Unincorporated Sierra County. The City of Loyalton handles building services within the city.

County building permit informationOfficial instructions

Official county building permit guidance. Service boundaries and project requirements must be confirmed with the department.

Source checked October 14, 2026

Sierra County · Sierra — building permit department (opens in a new tab)

Official page text containing: The Building Inspection Division of the Planning Department

r Government Community County Departments How Do I Home County Departments Building Building Division Mission Statement The Building Inspection Division of the Planning Department is committed to assuring safety in the building environment, while meeting the needs of the community in an efficient, equitable, and cost effective manner. The Division strives to maintain the highest level of customer service and technical expertise possible, while serving the building professional, owner-builder, real estate interests, and related third

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