Versions of See prior versions of a law on LawServer 2024 Massachusetts General Laws ch. 233 sec. 20O – Crisis intervention services for emergency service provider; confidentiality of information 2023 Massachusetts General Laws ch. 233 sec. 20O – Crisis intervention services for emergency service provider; confidentiality of information 2022 Massachusetts General Laws ch. 233 sec. 20O – Crisis intervention services for emergency service provider; confidentiality of information 2020 Massachusetts General Laws ch. 233 sec. 20O – Crisis intervention services for emergency service provider; confidentiality of information 2019 Massachusetts General Laws ch. 233 sec. 20O – Crisis intervention services for emergency service provider; confidentiality of information