The Department shall reimburse for services covered under this chapter if the services are: Provided to a participant who meets the qualifications for eligibility specified in Regulations .02 and .03 of this chapter; Preauthorized in the participant's waiver plan of care by the BHA, as being reasonable and medically necessary to prevent institutionalization; Provided by an approved provider which meets the conditions for participation in Regulations .05 and .06 of this chapter; and Rendered pursuant to: The relevant definition of covered services in Regulation .01 of this chapter; All other requirements specified in this chapter and COMAR 10.09.36; and The waiver proposal and any amendments to it approved by the Secretary of the U.S. Department of Health and Human Services.