Section 121.018 - Renewal of Notice of Registration(A) Applications for renewal of registration shall be filed in the same manner as new applications in accordance with 105 CMR 121.015.(B) In any case in which a registrant, not less than 30 days prior to the expiration of his existing certificate of registration, has filed an application in proper form for renewal, such existing certificate of registration shall not expire until the application status has been finally determined by the Radiation Control Program.