Okla. Admin. Code § 340:2-28-31
Objections to jurisdiction over a person, the issuance of service of notice, or the venue of the action are waived if a party submits to a scheduled hearing or pretrial conference without written objection. The objection may be filed either on paper or through electronic means approved by the Office of Administrative Hearings: Child Support.
Added at 9 Ok Reg 113, eff 10-17-91 (emergency)
Added at 9 Ok Reg 2761, eff 7-13-92
Amended at 20 Ok Reg 2033, eff 7-1-03
Amended at 24 Ok Reg 2176, eff 7-1-07