Conn. Gen. Stat. § 4-14

Upon request by any elected state officer, by either auditor of public accounts or by the Governor's executive secretary, the Comptroller shall pay to such officer, auditor or secretary, for transportation for each day's attendance at his office in the Capitol, an allowance per mile on the same basis as provided for members of the General Assembly under the provisions of section 2-15 , which shall be charged by the Comptroller against the amount allotted for the expenses of such officer when an allowance for expenses is made.