Versions of See prior versions of a law on LawServer 2024 Massachusetts General Laws ch. 21A sec. 18A – Federal safe drinking water assessment; advisory committee 2023 Massachusetts General Laws ch. 21A sec. 18A – Federal safe drinking water assessment; advisory committee 2022 Massachusetts General Laws ch. 21A sec. 18A – Federal safe drinking water assessment; advisory committee 2020 Massachusetts General Laws ch. 21A sec. 18A – Federal safe drinking water assessment; advisory committee 2019 Massachusetts General Laws ch. 21A sec. 18A – Federal safe drinking water assessment; advisory committee 2017 Massachusetts General Laws ch. 21A sec. 18A – Federal safe drinking water assessment; advisory committee 2016 Massachusetts General Laws ch. 21A sec. 18A – Federal safe drinking water assessment; advisory committee 2015 Massachusetts General Laws ch. 21A sec. 18A – Federal safe drinking water assessment; advisory committee 2014 Massachusetts General Laws ch. 21A sec. 18A – Federal safe drinking water assessment; advisory committee 2013 Massachusetts General Laws ch. 21A sec. 18A – Federal safe drinking water assessment; advisory committee 2009 Massachusetts General Laws ch. 21A sec. 18A – Federal safe drinking water assessment; advisory committee.