Conn. Gen. Stat. § 54-143a
A cost of twenty dollars shall be imposed against any person convicted of a violation, as defined in section 53a-27, under any provision of section 12-487 or sections 13b-410a to 13b-410c, inclusive; any regulation adopted in accordance with the provisions of section 12-484, 12-487 or 13b-410; or a violation of subsection (a) or (e) of section 14-147, section 14-219, 14-266, 14-267 a, 14-269 or 14-270, chapter 268 or subsection (a) of section 22a-250, or any section of the general statutes the violation of which is deemed an infraction, or who forfeits a cash bond or guaranteed bail bond certificate posted under section 14-140a or under reciprocal agreements made with other states for the alleged violation of any of said sections, or who pleads nolo contendere to a violation of any of said sections and pays the fine by mail; except that such cost shall be thirty-five dollars for a violation of any section of the general statutes the violation of which is deemed an infraction and carries a fine of thirty-five dollars or more. The costs imposed by this section shall be deposited in the General Fund and shall be in addition to any costs imposed by section 54-143.
Conn. Gen. Stat. § 54-143a
(P.A. 81-63, S. 1, 2; P.A. 84-313, S. 4; 84-429, S. 77; P.A. 90-213, S. 6; May Sp. Sess. P.A. 92-6 , S. 83 , 117 ; P.A. 93-307 , S. 28 , 34 ; June 30 Sp. Sess. P.A. 03-1, S. 104; June 30 Sp. Sess. P.A. 03-6, S. 165.)