Code adoption
Illinois code adoption
This page lists, for Illinois, the edition of each of the six codes the map tracks, when it took effect, and how it was checked. Illinois is one of the 30 states researched from their own records so far. Data as of .
Every code in Illinois
| Code | Edition in force | In force since | How it was checked |
|---|---|---|---|
| NECNational Electrical Code (NFPA 70) | Local adoption | No date on record | Partial |
| IBCInternational Building Code | Local adoption | No date on record | Partial |
| IRCInternational Residential Code | Local adoption | No date on record | Partial |
| IFCInternational Fire Code | Another model code | Verified | |
| IECC residentialInternational Energy Conservation Code, residential | 2024 IECC | Verified | |
| IECC commercialInternational Energy Conservation Code, commercial | 2024 IECC | Verified |
How these values were checked
- Verified3 codesTwo separate readings of the state’s own record agree, and the passage is on file word for word.
- Partial3 codesResearched in the state’s own record. The seal stays broken until the passage is on file word for word.