Versions of Connecticut General Statutes 16a-23o - Heating fuel dealer offering plumbing or heating work service. Registration requirements. Display of license number on LawServer 2023 Connecticut General Statutes 16a-23o – Heating fuel dealer offering plumbing or heating work service. Registration requirements. Display of license number 2022 Connecticut General Statutes 16a-23o – Home heating oil and propane gas dealers offering plumbing or heating work service. Registration requirements. Display of license number 2020 Connecticut General Statutes 16a-23o – Home heating oil and propane gas dealers offering plumbing or heating work service. Registration requirements. Display of license number 2019 Connecticut General Statutes 16a-23o – Home heating oil and propane gas dealers offering plumbing or heating work service. Registration requirements. Display of license number 2016 Connecticut General Statutes 16a-23o – Home heating oil and propane gas dealers offering plumbing or heating work service. Registration requirements. Display of license number 2014 Connecticut General Statutes 16a-23o – Home heating oil and propane gas dealers offering plumbing or heating work service. Registration requirements. Display of license number 2013 Connecticut General Statutes 16a-23o – Home heating oil and propane gas dealers offering plumbing or heating work service. Registration requirements. Display of license number 2009 Connecticut General Statutes 16a-23o – Home heating oil and propane gas dealers offering plumbing or heating work service. Registration requirements. Display of license number