Versions of See prior versions of a law on LawServer 2024 Connecticut General Statutes 20-640 – Industrial hygiene and safety titles, use of titles restricted. Penalties 2023 Connecticut General Statutes 20-640 – Industrial hygiene and safety titles, use of titles restricted. Penalties 2022 Connecticut General Statutes 20-640 – Industrial hygiene and safety titles, use of titles restricted. Penalties 2020 Connecticut General Statutes 20-640 – Industrial hygiene and safety titles, use of titles restricted. Penalties 2019 Connecticut General Statutes 20-640 – Industrial hygiene and safety titles, use of titles restricted. Penalties 2016 Connecticut General Statutes 20-640 – Industrial hygiene and safety titles, use of titles restricted. Penalties 2014 Connecticut General Statutes 20-640 – Industrial hygiene and safety titles, use of titles restricted. Penalties 2013 Connecticut General Statutes 20-640 – Industrial hygiene and safety titles, use of titles restricted. Penalties 2009 Connecticut General Statutes 20-640 – Industrial hygiene and safety titles, use of titles restricted. Penalties