A town clerk shall receive, number, and file for record certificates of marriages and burial-transit permits returned to the clerk. A town clerk shall permanently preserve at the office of the clerk birth and death certificates registered prior to July 1, 2019 and marriage and civil union certificates. (Amended 1969, No. 265 (Adj. Sess.), § 5; 1979, No. 142 (Adj. Sess.), § 3; 1999, No. 91 (Adj. Sess.), § 11; 2017, No. 46, § 9, eff. July 1, 2018; 2018, No. 11 (Sp. Sess.), § I.4, eff. July 1, 2019.)