General Assembly Proposed Bill No. 5191 February Session, 2012 LCO No. 667 Referred to Committee on Finance, Revenue and Bonding Introduced by: REP. WILLIAMS, 68th Dist. General Assembly Proposed Bill No. 5191 February Session, 2012 LCO No. 667 Referred to Committee on Finance, Revenue and Bonding Introduced by: REP. WILLIAMS, 68th Dist. AN ACT CONCERNING AN EXEMPTION FROM THE PETROLEUM PRODUCTS GROSS EARNINGS TAX FOR COSMETIC GRADE MINERAL OIL. Be it enacted by the Senate and House of Representatives in General Assembly convened: That section 12-587 of the general statutes be amended to exempt cosmetic grade mineral oil from the petroleum products gross earnings tax. Statement of Purpose: To exempt cosmetic grade mineral oil from the gross earnings tax.