(a) The regulations in this part shall be administered by the circuit supervisor for the jurisdiction in which is located the certified plant or plants for which application for certification service is made, and such assistants as may be necessary will be assigned by the Administrator.

(b) The Administrator may enter into a cooperative agreement with any recognized State for the conduct by State employees of any surveys, examinations, and other activities involved in the administration of the regulations in this part. However, certifications under these regulations may be issued only by Program employees, as provided in §351.3.