Williamson County Building Codes Department (Building Codes Division)
AI-researched from the official website · pending reviewer verification- Address
- 1320 West Main Street Suite 400, Franklin, TN 37064
- Phone
- (615) 790-5718
- Hours
- 8:00 am - 4:30 pm
- Online portal
- williamson.idtplans.com/secure
- Building code
- 2021 International Residential Code (excluding Section R313.2 one- and two-family dwelling automatic…
- Jurisdiction
- County · Nashville metro
Researched October 13, 2026 from the office's official website. Offices change hours and fees; confirm before you visit. See an error? Report it.
Permit types issued
- Building Permit
- Mechanical/HVAC Permit
- Plumbing Permit
Fees, review times and which of these your project needs are in the .