Md. Code, Env't § 8-501

(a) In accordance with § 10-226 of the State Government Article and after notice and hearing, the Department may suspend, modify, or revoke any general or specific license issued under § 8-301 of this title or any license issued under § 8-304 of this title for violation of this title or any regulation adopted under this title. (b) The Department may revoke any license issued under this title if the Department finds that: (1) False or inaccurate information was willfully, deliberately, or knowingly contained in the application; (2) Conditions or requirements of the license have been violated; (3) Substantial deviation from plans, specifications, or requirements has occurred; (4) The Department has been refused lawful entry to the premises for the purpose of inspecting to ensure compliance with the conditions of the license; or (5) A change in conditions exists that requires temporary or permanent reduction or elimination of the source or discharge of radiation.