Okla. Stat. tit. 12, § 12-1031

when.

The district court shall have power to vacate or modify its own

judgments or orders within the times prescribed hereafter:

1. By granting a new trial for the cause, within the time and

in the manner prescribed in Sections 651 through 655 of this title;

2. As authorized in subsection C of Section 2004 of this title

where the defendant had no actual notice of the pendency of the

action at the time of the filing of the judgment or order;

3. For mistake, neglect, or omission of the clerk or

irregularity in obtaining a judgment or order;

4. For fraud, practiced by the successful party, in obtaining a

judgment or order;

5. For erroneous proceedings against an infant, or a person of

unsound mind, where the condition of such defendant does not appear

in the record, nor the error in the proceedings;

6. For the death of one of the parties before the judgment in

the action;

7. For unavoidable casualty or misfortune, preventing the party

from prosecuting or defending;

8. For errors in a judgment, shown by an infant in twelve (12)

months after arriving at full age, as prescribed in Section 700 of

this title; or

9. For taking judgments upon warrants of attorney for more than

was due to the plaintiff, when the defendant was not summoned or

otherwise legally notified of the time and place of taking such

judgment.

R.L. 1910, Section 5267. Amended by Laws 1969, c. 304, § 3, emerg.

eff. April 28, 1969; Laws 1999, c. 293, § 9, eff. Nov. 1, 1999.