law: 88. Revisions of valuation list.
  (1) A new valuation list shall, unless otherwise ordered by the State Government, be prepared in the same manner as the original list, once in every five years.
  (2) Subject to any alteration or amendment made under section 86 and to the result of any application made under section 95 every valuation list or the assessment register shall be valid from the date on which the list or register takes effect in the municipality.