Upon a finding by the Office of Administrative Hearings: Child Support (OAH) that any rule in this Subchapter works a manifest injustice, the same rule may be waived for that particular instance. An express finding of manifest injustice on the record is not required for such waiver. All parties and attorneys will be given notice and an opportunity to respond before a decision is made.
Okla. Admin. Code § 340:2-28-3.1