Okla. Admin. Code § 810:10-3-11
During the mediation conference, the parties may agree to resolve a particular issue, settle the entire claim or conclude the mediation without reaching an agreement or settlement. A mediation conference may be concluded by any party at any time, by the mediator if in the mediator's discretion it is necessary or an impasse exists, or upon an agreement being reached by the parties. If an agreement is reached, the agreement shall be reduced to writing by the mediator, then read and signed by the parties and their counsel, if any, and the mediator. If the agreement requires a Commission order, the order must be presented for approval. Whether or not the parties reached an agreement or mediated by mutual agreement or pursuant to Commission order of referral, the mediator shall report the results of the mediation as provided in 810:10-3-9.
Okla. Admin. Code § 810:10-3-11