Versions of New Jersey Statutes 45:16A-33. Licensure required for certain actions relative to gas piping on LawServer 2023 New Jersey Statutes 45:16A-33. Licensure required for certain actions relative to gas piping 2022 New Jersey Statutes 45:16A-33. Licensure required for certain actions relative to gas piping. 2020 New Jersey Statutes 45:16A-33. Licensure required for certain actions relative to gas piping.