Versions of See prior versions of a law on LawServer 2024 Massachusetts General Laws ch. 21 sec. 67 – System interruption devices required for newly installed or renovated irrigation systems to override and suspend programmed operation of irrigation system during periods of sufficient moisture; regulations; inap 2023 Massachusetts General Laws ch. 21 sec. 67 – System interruption devices required for newly installed or renovated irrigation systems to override and suspend programmed operation of irrigation system during periods of sufficient moisture; regulations; inap 2022 Massachusetts General Laws ch. 21 sec. 67 – System interruption devices required for newly installed or renovated irrigation systems to override and suspend programmed operation of irrigation system during periods of sufficient moisture; regulations; inap 2020 Massachusetts General Laws ch. 21 sec. 67 – System interruption devices required for newly installed or renovated irrigation systems to override and suspend programmed operation of irrigation system during periods of sufficient moisture; regulations; inap 2019 Massachusetts General Laws ch. 21 sec. 67 – System interruption devices required for newly installed or renovated irrigation systems to override and suspend programmed operation of irrigation system during periods of sufficient moisture; regulations; inap 2017 Massachusetts General Laws ch. 21 sec. 67 – System interruption devices required for newly installed or renovated irrigation systems to override and suspend programmed operation of irrigation system during periods of sufficient moisture; regulations; inap 2016 Massachusetts General Laws ch. 21 sec. 67 – System interruption devices required for newly installed or renovated irrigation systems to override and suspend programmed operation of irrigation system during periods of sufficient moisture; regulations; inap 2015 Massachusetts General Laws ch. 21 sec. 67 – System interruption devices required for newly installed or renovated irrigation systems to override and suspend programmed operation of irrigation system during periods of sufficient moisture; regulations; inap