The several dates fixed by law on or before which:
(1) abstracts of individual lists shall be completed and lodged in the town clerk's office;(2) meetings of listers may be held to hear grievances;(3) hearings upon such grievances shall be closed;(4) meetings of the board of civil authority shall be held to consider the same;(5) hearings upon such appeal shall be closed;(6) the grand list shall be completed and deposited in the town clerk's office;(7) listers shall lodge inventories of taxpayers with the town clerk; and(8) abstracts of the grand list shall be filed with the town clerk shall be extended as follows: In towns of fewer than 5,000 inhabitants, 30 days; in towns of 5,000 or more inhabitants, 50 days. Nothing contained in this section shall in any manner change the date fixed in a municipal charter whereon any of the aforesaid acts or things are therein required to be done or performed.Amended 1977, No. 105, § 14(a); 1979, No. 177 (Adj. Sess.), § 1; 1993, No. 49, § 4, eff. 5/28/1993; 1995, No. 169 (Adj. Sess.), § 11, eff. 5/15/1996.