Code adoption
Michigan code adoption
This page lists, for Michigan, the edition of each of the six codes the map tracks, when it took effect, and how it was checked. Michigan is one of the 30 states researched from their own records so far. Data as of .
Every code in Michigan
| Code | Edition in force | In force since | How it was checked |
|---|---|---|---|
| NECNational Electrical Code (NFPA 70) | 2023 NEC | Verified | |
| IBCInternational Building Code | 2021 IBC | Verified | |
| IRCInternational Residential Code | 2015 IRC | Verified | |
| IFCInternational Fire Code | Another model code | No date on record | Partial |
| IECC residentialInternational Energy Conservation Code, residential | 2015 IECC | Verified | |
| IECC commercialInternational Energy Conservation Code, commercial | 2021 IECC | Verified |
How these values were checked
- Verified5 codesTwo separate readings of the state’s own record agree, and the passage is on file word for word.
- Partial1 codeResearched in the state’s own record. The seal stays broken until the passage is on file word for word.