Oklahoma Regulations § 230:30-11-5 Last time for receiving ballots

(a) Absentee ballots returned by regular mail. Regular mail absentee ballots must be received by the Secretary of the County Election Board no later than 7 p.m. on the day of the election. [26:14-104] The Secretary shall check his post office box shortly before 7 p.m. to make certain that all eligible ballots are received. The Secretary shall make arrangements with the Postmaster to assure that all absentee ballots received in time will be processed. If a ballot is received after 7 p.m. on election day, the rejection information shall be entered in the voter's application information in MESA. This will cause a Notice of Rejection of Absentee Ballots letter to be created for the voter. This letter shall be mailed to the voter as soon as possible. [26:14-133]

(b) Uniformed services and overseas absentee ballots returned by fax. Absentee ballots returned by fax from uniformed services and overseas must be received by the County Election Board office no later than 7 p.m. on the day of the election. [26:14-104; 26:14-118.1] If a ballot is received by fax after 7 p.m. on election day, the rejection information shall be entered in the voter's application information in MESA. This will cause a Notice of Rejection of Absentee Ballots letter to be created for the voter. This letter shall be mailed to the voter as soon as possible. [26:14-133]

(c) Emergency incapacitated absentee ballots returned by agent. Emergency incapacitated absentee ballots returned by the voter's agent must be received by the Secretary of the County Election Board no later than 7 p.m. on the day of the election. [26:14-115.1] If an emergency incapacitated voter's agent arrives at the County Election Board office with the ballot after 7 p.m., the rejection information shall be entered in the voter's application information in MESA. This will cause a Notice of Rejection of Absentee Ballots letter to be created for the voter. This letter shall be mailed to the voter as soon as possible. [26:14-133]

(d) Standard absentee ballots returned in person by voter. Standard (no excuse) absentee voters may return their own voted absentee ballots in person to the County Election Board office through the end of the County Election Board's posted regular office hours on the day preceding the election. See 230:30-11-1.1.