US lawMassachusettsRegulations105 CMR — Department of Public Health105 CMR 120.00 — The control of radiation120.004105 CMR 120.004CitationYear: 2026Length: 20 wordsOfficial source 105 CMR 120.000 shall be known and may be cited as the Massachusetts Regulations for the Control of Radiation (MRCR).Previous105 CMR 120.003Next105 CMR 120.005