Building Permits in Palo Alto, California
Adopted Construction Codes
These are the state-level code editions for California. They apply in Palo Altounless a verified local adoption or amendment is noted — in local-adoption states, confirm the city or county's own code editions with the building department.
Permit Requirements
Building Department
Apply online — Palo Alto permit portal ↗
Permit fee schedule ↗ · fee schedule checked August 2026
Residential permit fees are tiered by square footage and multi-family/commercial fees are valuation-based; plan check is 125% of the permit fee for single-family/duplex or 95% for multi-family/commercial.
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