Oklahoma Regulations § 230:15-11-29 Identification and notification of voters who may have changed addresses of residence

(a) The Secretary of the State Election Board shall have the authority to compare the Oklahoma voter registration database with change of address records provided by the United States Postal Service through the National Change of Address system, the Oklahoma Department of Public Safety, the Oklahoma Department of Human Services, or other state or federal agencies to identify voters who may have changed their residence addresses.

(b) If the Secretary of the State Election Board determines that a voter's residence address may have changed, the Secretary shall have the authority to cause the voter to be notified in writing that voter registration information must be updated in the event of a change of residence. Such notification may include any forms prescribed by the Secretary of the State Election Board that are necessary for the voter to update his or her voter registration information.

(c) During in-person absentee voting or at the voter's precinct or when applying for an absentee ballot, any voter identified by the Secretary of the State Election Board as possibly having changed his or her residence based on National Change of Address data shall be required to complete an address confirmation form before being issued a ballot. [26-7-115.1].

(d) A voter with an invalid address as defined in subsection B of 26 O.S. Section 4-113 or who has had a voter identification card returned to the county election board by the United States Postal Service as undeliverable must complete an address confirmation form before being issued a ballot as described in 26 O.S. Section 7-115.1.