Adopted edition
IRC 2024
City has its own adoption — separate from county.
TN · City
Knoxville, TN.
Knoxville, TN — building code: IRC 2024.
Design wind speed
90 mph
ASCE 7 Risk Cat II, 3-second gust at 33 ft.
Climate zone (IECC)
3A
Drives R-value, fenestration U-factor, and air-leakage envelope rules.
Special zones
- HVHZ
- WBDR
- WUI
- FEMA SFHA possible
Permit office
Knoxville Building Department
www.knoxvilletn.gov/government/city_departments_offices/plans_review_and_inspectionsZIP coverage
30 ZIP codes inside Knoxville.
Each ZIP resolves to the correct city + county + state on every parcel lookup. Multi-jurisdiction parcels pick up amendments from each layer.
37901 37902 37909 37912 37914 37915 37916 37917 37918 37919 37920 37921 37922 37923 37924 37927 37928 37929 37930 37931 37932 37933 37938 37939 37940 37950 37995 37996 37997 37998
Working in Knoxville?
Pull an address-level code packet for any parcel in Knoxville. SkyCanvass resolves the address, looks up the Knoxville-specific amendments and the Knox county and Tennessee state floor, then emits a cited packet ready for permit submittal.
See the Knox county overview, or the Tennessee state directory .
Pull a Knoxville code packet.
Free to start — property lookups, state code access, the hail map, and your first storm report on us. No credit card required to look up an address.