A. An agency by rule may establish procedures governing administrative appeals, which may be formal or informal in nature, in the nature of a request for reconsideration; or as otherwise appropriate.

B. A regulated party shall have no right of appeal except upon exhaustion of all available administrative remedies, including any available administrative appeals process.

C. Unless otherwise specified in this statute or other Osage Nation law, any final action or decision of the agency other than:

is subject to appeal to the Trial Court of the Osage Nation and the Osage Nation Supreme Court. Notice of appeal to the Osage Nation Court shall be filed in writing with the agency and with the Clerk of the Court in accordance with the Court’s procedures.

D. Failure to timely file an appeal in accordance with the agency’s rules shall render the agency’s action or decision final and not subject to further appeal or consideration.

E. Ex parte communications with regard to administrative decisions and matters subject to appeals shall be prohibited. ONCA 09-73, eff. Oct. 1, 2009.