Section 17-509 - Denials, suspensions, or revocations(a) The Secretary may deny a permit to an applicant or suspend or revoke an existing permit for failure to comply with the provisions of this subtitle and any regulation adopted under this subtitle.(b) Except as otherwise provided in the Administrative Procedure Act, before the Secretary takes any action under this section, the Secretary shall give the applicant or permit holder notice and an opportunity for a hearing.