; (B) constitutes authorization to operate the UTM or low-altitude CNS for the duration of the term of the certificate; and (C) contains such limitations and conditions as may be necessary to ensure aviation safety. (5) Notice Not later than 120 days after the Administrator receives a complete application under the final rule, the Administrator shall provide the applicant with a written approval, disapproval, or request to modify the application. (6) Low risk areas Under the final rule, the Administrator shall establish expedited procedures for approval of UTM or low-altitude CNS operated in— (A) airspace away from congested areas