Note: It does not reflect any retroactive amendment enacted after .
To find out if an amendment is retroactive, see the coming-into-force provisions
at the end of the amending regulation.
Consolidated Regulation (current and previous versions)
Trade of Steamfitter-Pipefitter Regulation, M.R. 1/2009
Most current version (latest amendment: M.R. 159/2020)
— 30 Oct. 2011 to 17 Mar. 2021 (latest amendment: M.R. 145/2011)
NOTE: Earlier consolidated versions are not available online.