Versions of Connecticut General Statutes 19a-37c - Effective date of regulations re installation of backflow preventer or air gap on a line to existing fire sprinkler system on LawServer 2023 Connecticut General Statutes 19a-37c – Effective date of regulations re installation of backflow preventer or air gap on a line to existing fire sprinkler system 2022 Connecticut General Statutes 19a-37c – Effective date of regulations re installation of backflow preventer or air gap on a line to existing fire sprinkler system 2020 Connecticut General Statutes 19a-37c – Effective date of regulations re installation of backflow preventer or air gap on a line to existing fire sprinkler system 2019 Connecticut General Statutes 19a-37c – Effective date of regulations re installation of backflow preventer or air gap on a line to existing fire sprinkler system 2016 Connecticut General Statutes 19a-37c – Effective date of regulations re installation of backflow preventer or air gap on a line to existing fire sprinkler system 2014 Connecticut General Statutes 19a-37c – Effective date of regulations re installation of backflow preventer or air gap on a line to existing fire sprinkler system 2013 Connecticut General Statutes 19a-37c – Effective date of regulations re installation of backflow preventer or air gap on a line to existing fire sprinkler system 2009 Connecticut General Statutes 19a-37c – Effective date of regulations re installation of backflow preventer or air gap on a line to existing fire sprinkler system