Service of all other documents and papers connected with an individual proceeding shall be served on the parties or their counsel by delivering a copy or mailing a copy by first class mail, postage prepaid.
Okla. Admin. Code § 310:2-21-5
Service of all other documents and papers connected with an individual proceeding shall be served on the parties or their counsel by delivering a copy or mailing a copy by first class mail, postage prepaid.
Okla. Admin. Code § 310:2-21-5