2024 Massachusetts General Laws ch. 21A sec. 13A – System inspectors of on-site sewage disposal systems; penalty

2023 Massachusetts General Laws ch. 21A sec. 13A – System inspectors of on-site sewage disposal systems; penalty

2022 Massachusetts General Laws ch. 21A sec. 13A – System inspectors of on-site sewage disposal systems; penalty

2020 Massachusetts General Laws ch. 21A sec. 13A – System inspectors of on-site sewage disposal systems; penalty

2019 Massachusetts General Laws ch. 21A sec. 13A – System inspectors of on-site sewage disposal systems; penalty

2017 Massachusetts General Laws ch. 21A sec. 13A – System inspectors of on-site sewage disposal systems; penalty

2016 Massachusetts General Laws ch. 21A sec. 13A – System inspectors of on-site sewage disposal systems; penalty

2015 Massachusetts General Laws ch. 21A sec. 13A – System inspectors of on-site sewage disposal systems; penalty

2014 Massachusetts General Laws ch. 21A sec. 13A – System inspectors of on-site sewage disposal systems; penalty

2013 Massachusetts General Laws ch. 21A sec. 13A – System inspectors of on-site sewage disposal systems; penalty

2009 Massachusetts General Laws ch. 21A sec. 13A – System inspectors of on-site sewage disposal systems.