Versions of Connecticut General Statutes 20-417b - Registration of contractors required. Application. Fees. Renewal on LawServer 2023 Connecticut General Statutes 20-417b – Registration of contractors required. Application. Fees. Renewal 2022 Connecticut General Statutes 20-417b – Registration of contractors required. Application. Fees. Renewal 2020 Connecticut General Statutes 20-417b – Registration of contractors required. Application. Fees. Renewal 2019 Connecticut General Statutes 20-417b – Registration of contractors required. Application. Fees. Renewal 2016 Connecticut General Statutes 20-417b – Registration of contractors required. Application. Fees. Renewal 2014 Connecticut General Statutes 20-417b – Registration of contractors required. Application. Fees. Renewal 2013 Connecticut General Statutes 20-417b – Registration of contractors required. Application. Fees. Renewal 2009 Connecticut General Statutes 20-417b – Registration of contractors required. Application. Fees. Renewal