A. Unless a different period of time is specified by the constitution or by statute, the governing authority of each local governing body shall reapportion its voting districts by the end of the year following the year in which the population of this state is reported to the president of the United States for each decennial census.
B. If the governing body is subject to the preclearance provisions of Section 5 of the Voting Rights Act of 1965, the governing authority shall submit the reapportionment plan for preclearance no later than one hundred twenty days after the adoption of the reapportionment plan by the governing authority.