Building regulations: Building regulations
Boston: Massachusetts Residential Code (780 CMR 51), Boston values
Front faces down the page. Dashed lines are hidden or above; dotted lines are door swings and clearances.
- Category
- Building regulations: Building regulations
- Kind
- Regulation pack
- Languages
- None provided. The words are as the provider wrote them.
- Author
- CadCraft
- Version
- 1, published Oct 27, 2026 Published
The Massachusetts state pack for this city — the state code with Boston's row of the state design-criteria tables (Massachusetts BBRS (state table, Boston row); 780 CMR 51 Table R301.2(1), R301.2(2)). Design criteria from www.mass.gov (2025-03-28). Entered from the cited source on 2026-10-27 (research confidence: medium); not yet reviewed by a professional.
License
CC0CC0 1.0 (public domain dedication). Anyone may use, change and share it for any purpose, with no conditions. Credit is welcome but not required.
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Regulation pack
Draft: entered from the published code, not yet reviewed by a professional. The Massachusetts state pack for this city — the state code with Boston's row of the state design-criteria tables (Massachusetts BBRS (state table, Boston row); 780 CMR 51 Table R301.2(1), R301.2(2)). Design criteria from www.mass.gov (2025-03-28). Entered from the cited source on 2026-10-27 (research confidence: medium); not yet reviewed by a professional.
- Place
- United States (city: Boston)
- Pack id
us-ma-boston- Builds on
- Massachusetts: Massachusetts State Building Code, 10th Edition, Residential Code (780 CMR 51.00)
- Edition
- Massachusetts Residential Code (780 CMR…
- In force from
- 2024-10-11
- Authority
- Adopted law
- Source date
- 2025-03-28
- Last checked
- 2026-10-27
- Source
- Massachusetts BBRS (state table, Boston row), 780 CMR 51 Table R301.2(1), R301.2(2)
| Rule | Clause | Required |
|---|
A guide only: the registered professional and the local authority decide. A pack holds numbers and clause numbers, never the standard's text. The Building regulations add-on in BimCraft checks drawings against it.
Versions
All versions| Drawing | Version | Change | License | Status | Published |
|---|---|---|---|---|---|
| Version 1 | GeometryFirst version, from the Building regulations add-on's pack. | CC0 | Published | Oct 27, 2026 |
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