Okla. Stat. tit. 30, § 30-7-107: Petition for review of continuation of standby

guardianship.

A child’s parent, stepparent, adult sibling or any adult related

to the child by blood, marriage or adoption may petition the court

which approved the standby guardian at any time following such

approval and prior to any termination of the standby guardianship

for review of whether continuation of the standby guardianship is in

the best interests of the child. Notice of the filing of a petition

shall promptly be given to the standby guardian, the child, if the

child is twelve (12) years of age or older, and each parent of the

child whose identity and whereabouts are known or could reasonably

be ascertained.