Versions of See prior versions of a law on LawServer 2024 Connecticut General Statutes 4a-80 – Federal Social Security number or employer identification number required of all contractors purchasing goods or services 2023 Connecticut General Statutes 4a-80 – Federal Social Security number or employer identification number required of all contractors purchasing goods or services 2022 Connecticut General Statutes 4a-80 – Federal Social Security number or employer identification number required of all contractors purchasing goods or services 2020 Connecticut General Statutes 4a-80 – Federal Social Security number or employer identification number required of all contractors purchasing goods or services 2019 Connecticut General Statutes 4a-80 – Federal Social Security number or employer identification number required of all contractors purchasing goods or services 2016 Connecticut General Statutes 4a-80 – Federal Social Security number or employer identification number required of all contractors purchasing goods or services 2014 Connecticut General Statutes 4a-80 – Federal Social Security number or employer identification number required of all contractors purchasing goods or services 2013 Connecticut General Statutes 4a-80 – Federal Social Security number or employer identification number required of all contractors purchasing goods or services 2009 Connecticut General Statutes 4a-80 – Federal Social Security number or employer identification number required of all contractors purchasing goods or services