Okla. Stat. tit. 56, § 56-238.3a: Failure to appear at hearing - Administrative order

If the obligor fails to appear at the hearing on the date and at

the hearing place given in the notice or appears but absents the

hearing prior to its conclusion, an administrative order will be

entered. Such order shall include findings of facts and conclusions

of law and shall be consistent with the notice served upon the

obligor. The order shall be subject to collection action, and shall

be filed in the office of the court clerk in the county of residence

of the custodian of the child or, if the custodian resides out of

state, in the county of residence of the obligor or elsewhere as

provided in this act. The administrative order shall be enforced by

the district court in the same manner as an order of the district

court. A copy of such order shall be mailed to the obligor by the

district office at the address where the obligor was served with the

notice. The order shall be mailed to the obligor by certificate of

mailing to the service address.