A. Each county shall be divided by the board of county commissioners into three (3) compact districts, as equal in population as practicable and numbered respectively one, two, and three. One commissioner shall be elected from each of said districts by the voters of the district, as provided for by law.

B. 1. Each county shall be reapportioned by the board of county commissioners on or before October 1 following the final official publication of the Federal Decennial Census to the State of Oklahoma for the purposes of legislative redistricting. The reapportionment shall be recorded in a resolution adopted by the commissioners. The resolution shall include an effective date for the reapportioned county commissioner districts. The effective date shall be January 1 of the following year.

2. Beginning with the reapportionment following the 1990 Federal Decennial Census, all boundaries of county commissioner districts shall follow clearly visible, definable and observable physical boundaries which are based upon criteria established and recognized by the Bureau of the Census of the United States Department of Commerce for purposes of defining census blocks for its decennial census.

3. If the commissioners fail to reapportion the county as required by this subsection, the commissioners shall be subject to the provisions of Sections 91 through 105 of Title 51 of the Oklahoma Statutes and it shall be the duty of the county excise board to perform the reapportionment.

C. There is hereby established a depository for county commissioner district boundary maps and reapportionment resolutions within the Office of Geographic Information within the Oklahoma Conservation Commission.

R.L. 1910, § 1583. Amended by Laws 1925, c. 65, p. 97, § 1, emerg. eff. April 13, 1925; Laws 1982, c. 165, § 1, emerg. eff. April 12, 1982; Laws 1983, c. 158, § 1, eff. Nov. 1, 1983; Laws 1990, c. 213, § 1, emerg. eff. May 18, 1990; Laws 1991, c. 185, § 1, emerg. eff. May 13, 1991; Laws 2012, c. 190, § 1, eff. July 1, 2012.