Conn. Agencies Regs. § 14-327d-7
(a) All motor fuels offered for sale, sold or delivered to a purchaser in the State of Connecticut shall be branded, and each and every brand name shall be registered, together with quality specifications, with the commissioner on forms provided by the director. The commissioner:
(1) May require written certification or other satisfactory evidence of compliance for any motor fuel which is subject to federal waiver requirements or other applicable laws or regulations; and (2) May require any person desiring to register a motor fuel for which there exists no generally recognized classification, basic quality standards, or performance record, to submit, in writing, the following:
(Effective April 29, 1992; Amended December 4, 2008)