Subpoenas for witnesses shall be issued by the secretary, assistant secretary, or any commissioner of the Arkansas Public Service Commission or the Arkansas Department of Transportation and shall be served as provided by law for the service of other subpoenas.
Subpoenas for witnesses — Issuance and service
Ark. Code Ann. § 23-2-407 — under Regulatory Commissions.
Ark. Code Ann. § 23-2-407