Code adoption
Massachusetts code adoption
This page lists, for Massachusetts, the edition of each of the six codes the map tracks, when it took effect, and how it was checked. Massachusetts is one of the 30 states researched from their own records so far. Data as of .
Every code in Massachusetts
| Code | Edition in force | In force since | How it was checked |
|---|---|---|---|
| NECNational Electrical Code (NFPA 70) | 2026 NEC | Verified | |
| IBCInternational Building Code | 2021 IBC | Verified | |
| IRCInternational Residential Code | 2021 IRC | Verified | |
| IFCInternational Fire Code | Another model code | Verified | |
| IECC residentialInternational Energy Conservation Code, residential | 2021 IECC | Verified | |
| IECC commercialInternational Energy Conservation Code, commercial | 2021 IECC | Verified |
How these values were checked
- Verified6 codesTwo separate readings of the state’s own record agree, and the passage is on file word for word.