Use a mixture of filters or keywords to find documents and resources by department, type or topic.
List of the currently adopted codes.
Last updated: 03-07-2024
How to guide for purchasing a trade permit online through iPermits portal.
The 2021 Uniform Plumbing Code was adopted on October 25, 2023, and became effective on January 2, 2023.
Last updated: December 26, 2023
Application to request an iPermits portal account for a licensed contractor and advance pay accounts (APA or SR).
Last updated: 03-18-2024
The application package for an encroachment permit from the Office of the City Engineer.
Last updated: January 13, 2026.
This is a building permit application for Electrical Systems and Wiring within the city limits of Houston, Texas.
Last updated: January 2026
The Administrative Code Provisions to the 2020 National Electrical Code (NEC) were adopted on December 1, 2021, and become effective on April 1, 2022.
Last updated: Mar. 20, 2023
Checklist for obtaining a floodplain development permit for flood damage repair on single-family residential property.
Checklist for obtaining a floodplain development permit for flood damage repair to a commercial or multifamily residential property.
Permit application to haul earth materials through the City of Houston.
Last updated: January 2026