Versions of Connecticut General Statutes 12-264 - Tax on gross earnings. Registration of gas sellers. Return on LawServer 2023 Connecticut General Statutes 12-264 – Tax on gross earnings. Registration of gas sellers. Return 2022 Connecticut General Statutes 12-264 – Tax on gross earnings. Registration of gas sellers. Return 2020 Connecticut General Statutes 12-264 – *(See end of section for amended version of subdivision (2) of subsection (c) and effective date.) Tax on gross earnings. Registration of gas sellers. Return 2019 Connecticut General Statutes 12-264 – *(See end of section for amended version of subdivision (2) of subsection (c) and effective date.) Tax on gross earnings. Registration of gas sellers. Return 2016 Connecticut General Statutes 12-264 – Tax on gross earnings. Registration of gas sellers. Return 2014 Connecticut General Statutes 12-264 – Tax on gross earnings. Registration of gas sellers. Return 2013 Connecticut General Statutes 12-264 – Tax on gross earnings. Registration of gas sellers. Return 2009 Connecticut General Statutes 12-264 – Tax on gross earnings. Registration of gas sellers. Return