Alabama Building code adoption
Statewide mandatory minimum · 3 cities tracked · 0 with amendments.
Overview
Governance
Statewide
Cities tracked
3
The state sets a single mandatory edition for every jurisdiction. Cities may only adopt more restrictive amendments, never less.
Adopted building codes (state level)
Statewide mandatory minimum. Click a code to open its full adoption atlas across all 50 states.
City-level adoption
| City | IBC edition | Amendments | Note |
|---|---|---|---|
| Huntsville | 2018 | — | — |
| Mobile | 2021 | — | — |
| Montgomery | 2021 | — | — |
Quirks & watch-items
Quirks & watch-items
- Alabama's State Building Code (2021 IBC) only covers state buildings, schools, hotels/motels, and theaters
- For other commercial and all residential: enforcement is at the local level
- Montgomery's local code edition not directly confirmed — Municode Ch 5 is JS-rendered
- DCM amended the 2021 IBC and 2021 IFC in March 2025 to pull in select sections from the 2024 IBC/IFC (A2L refrigerant-related)
- Residential code authority transferred from ADECA to AL Home Builders Licensure Board effective Oct 1, 2024
- No statewide IECC** — Alabama uses ASHRAE 90.1-2013 for commercial energy code (eff July 1, 2022); residential energy code authority transferred to AL Licensing Board for General Contractors Oct 1, 2024