The Secretary promptly shall: Review each application and the information submitted under Part II of this subtitle; and Investigate the proposed new hospital or related institution or proposed conversion, alteration, or addition. Within 30 days after the application is submitted, the Secretary shall give the applicant: Notice of approval or disapproval; and In case of disapproval, each reason for the disapproval. The Secretary shall grant approval under Part II of this subtitle if the hospital or related institution will meet the requirements of this subtitle.