In any rulemaking action, initiated by petition, at least twenty (20) days' notice shall be given to the party filing the petition for rulemaking that his or her request will be heard by the Board. The notice shall state, the time and place, and the manner in which interested persons may present their views. Should the Board decide to proceed with rulemaking, it shall comply with the terms of the Administrative Procedures Act to do so.
Okla. Admin. Code § 505:1-5-3