US lawMassachusettsRegulations244 CMR — Board of Registration in Nursing244 CMR 4.00 — Advanced practice registered nursing4.02244 CMR 4.02DefinitionsYear: 2026Length: 20 wordsOfficial source Definitions for terms used in 244 CMR 4.00 and throughout 244 CMR are set forth in 244 CMR 10.00: Definitions.Previous244 CMR 4.01Next244 CMR 4.03