Okla. Stat. tit. 19, § 19-131.1: Registration requirements for candidates for county

offices.

A. To file as a candidate for any county office, a person must

have been a registered voter and have maintained a current principal

residence within the county for the six-month period immediately

preceding the first day of the filing period prescribed by law.

B. To file as a candidate for the office of county

commissioner, a person must have been a registered voter within the

county commissioner district and have maintained a current principal

residence within such district for the six-month period immediately

preceding the first day of the filing period prescribed by law.

C. For purposes of this section, evidence of a "principal

residence" may include, but not be limited to, the address listed

on:

1. A federal or state tax return;

2. A driver license; or

3. An automobile registration.