Conn. Gen. Stat. § 42a-4A-106
Time payment order is received.
(b) If this article refers to an execution date or payment date or states a day on which a receiving bank is required to take action, and the date or day does not fall on a funds-transfer business day, the next day that is a funds-transfer business day is treated as the date or day stated, unless the contrary is stated in this article.