When the final day for payment of any tax or any installment thereof occurs on Saturday, Sunday or a legal holiday, payment may be made without interest or penalty on the following business day.(1949 Rev., S. 1850; February, 1965, P.A. 26; P.A. 13-276, S. 39.)History: 1965 act included payment on business days following Saturdays which are final days for payment; P.A. 13-276 added 'or any installment thereof'.See Sec. 12-39a re payment date for state taxes when last date is Saturday, Sunday or holiday.
Connecticut Legal Code
§ 12.169
Connecticut Title 12 — Connecticut law
Source: https://www.cga.ct.gov/current/pub/chap_204.htm#sec_12-169· Version 2026