A candidate in a General Election may withdraw his candidacy upon filing a written notice of withdrawal as a candidate with the secretary of the election board which accepted said candidate's declaration of candidacy. Said notice shall be signed by the candidate, whose signature shall be notarized by a notary public, and shall be filed on or before 5:00 p.m. on the Friday following the date of the Runoff Primary Election.
Okla. Stat. tit. 26, § 5-116.1