An applicant or agency has a right to an appeal hearing under the contested case provisions of the Maryland Administrative Procedure Act, State Government Article, Title 10, Subtitle 2, Annotated Code of Maryland, when: OLM has denied an application for a license; OLM has decided not to renew an agency’s license; OLM has imposed sanctions on the agency or suspended or revoked the agency’s license; or The agency is subject to emergency action described in Regulation .21 of this chapter. If pursuing an appeal hearing, an agency shall submit a request for a hearing under this regulation within 20 days after receipt of OLM’s decision or notice of sanction, suspension, or revocation. Unless OLM takes emergency action against an agency as provided in Regulation .21 of this chapter, OLM may, during the pendency of an appeal of a revocation, allow the agency to: Retain in its care those children already in placement pending the request for an appeal hearing; or Continue services to those adults and children already receiving services.