The agency shall have a written appeal process which may be used by any aggrieved applicant, foster parent, parent, foster child, or other aggrieved party. Appeal Process. A foster parent aggrieved by a decision of the agency shall be informed by written letter of the right to use the agency appeal procedure and the process for filing a grievance. Unless the children were removed according to Regulation .16E(1) of this chapter, the foster parent may retain the children in care until the agency's decision on the appeal. If the aggrieved party is not satisfied through the agency process, a fair hearing may be requested as set forth in COMAR 07.01.04.