US lawMassachusettsRegulations271 CMR — Board of Examiners of Sheet Metal Workers271 CMR 6.00 — Uniform sheet metal installation rules6.01271 CMR 6.01ScopeYear: 2026Length: 19 wordsOfficial source 271 CMR 6.00 governs the requirements for the installation, alteration, removal, replacement, repair, or construction of all sheet metal.Next271 CMR 6.02