Versions of See prior versions of a law on LawServer 2024 Massachusetts General Laws ch. 112 sec. 19 – Unprofessional conduct; definition; regulation by board 2023 Massachusetts General Laws ch. 112 sec. 19 – Unprofessional conduct; definition; regulation by board 2022 Massachusetts General Laws ch. 112 sec. 19 – Unprofessional conduct; definition; regulation by board 2020 Massachusetts General Laws ch. 112 sec. 19 – Unprofessional conduct; definition; regulation by board 2019 Massachusetts General Laws ch. 112 sec. 19 – Unprofessional conduct; definition; regulation by board 2017 Massachusetts General Laws ch. 112 sec. 19 – Unprofessional conduct; definition; regulation by board 2016 Massachusetts General Laws ch. 112 sec. 19 – Unprofessional conduct; definition; regulation by board 2015 Massachusetts General Laws ch. 112 sec. 19 – Unprofessional conduct; definition; regulation by board 2014 Massachusetts General Laws ch. 112 sec. 19 – Unprofessional conduct; definition; regulation by board 2013 Massachusetts General Laws ch. 112 sec. 19 – Unprofessional conduct; definition; regulation by board 2009 Massachusetts General Laws ch. 112 sec. 19 – Unprofessional conduct; definition; regulation by board