What building code does Louisiana use?
Louisiana currently enforces Louisiana amendments to the International Building Code, 2021 edition (statewide 2021 code cycle). Cities and counties in Louisiana may adopt local amendments.
Adopted codes — 2021 cycle
| Scope | Code | Edition |
|---|---|---|
| Building | Louisiana amendments to the International Building Code | 2021 |
| Residential | Louisiana amendments to the International Residential Code | 2021 |
| Mechanical | Louisiana amendments to the International Mechanical Code | 2021 |
| Plumbing | Louisiana amendments to the International Plumbing Code | 2021 |
| Energy | Louisiana amendments to the International Energy Conservation Code | 2021 |
| Existing Building | Louisiana amendments to the International Existing Building Code | 2021 |
| Fuel Gas | Louisiana amendments to the International Fuel Gas Code | 2021 |
Get this data as JSON
curl https://codes.submittal.app/api/v1/states/louisiana.jsonEvery page on this site is backed by the open building-codes dataset (CC BY 4.0). Source: ICC code-adoption records, retrieved 2026-04-28.