Versions of Massachusetts General Laws ch. 40 sec. 4J - Public safety mutual aid agreement; procedure for joining agreement; requests to receive assistance; rights and responsibilities of requesting and sending parties on LawServer 2023 Massachusetts General Laws ch. 40 sec. 4J – Public safety mutual aid agreement; procedure for joining agreement; requests to receive assistance; rights and responsibilities of requesting and sending parties 2022 Massachusetts General Laws ch. 40 sec. 4J – Public safety mutual aid agreement; procedure for joining agreement; requests to receive assistance; rights and responsibilities of requesting and sending parties 2020 Massachusetts General Laws ch. 40 sec. 4J – Public safety mutual aid agreement; procedure for joining agreement; requests to receive assistance; rights and responsibilities of requesting and sending parties 2019 Massachusetts General Laws ch. 40 sec. 4J – Public safety mutual aid agreement; procedure for joining agreement; requests to receive assistance; rights and responsibilities of requesting and sending parties 2017 Massachusetts General Laws ch. 40 sec. 4J – Public safety mutual aid agreement; procedure for joining agreement; requests to receive assistance; rights and responsibilities of requesting and sending parties 2016 Massachusetts General Laws ch. 40 sec. 4J – Public safety mutual aid agreement; procedure for joining agreement; requests to receive assistance; rights and responsibilities of requesting and sending parties 2015 Massachusetts General Laws ch. 40 sec. 4J – Public safety mutual aid agreement; procedure for joining agreement; requests to receive assistance; rights and responsibilities of requesting and sending parties 2014 Massachusetts General Laws ch. 40 sec. 4J – Public safety mutual aid agreement; procedure for joining agreement; requests to receive assistance; rights and responsibilities of requesting and sending parties 2013 Massachusetts General Laws ch. 40 sec. 4J – Public safety mutual aid agreement; procedure for joining agreement; requests to receive assistance; rights and responsibilities of requesting and sending parties