Any license issued pursuant to this article may be suspended or revoked by the Commissioner for the violation of this article or of any of the sanitary standards and specifications or rules and regulations issued pursuant to this article. The Commissioner shall notify the person whose license is to be suspended or revoked, by registered or certified mail or statutory overnight delivery, of his intent to suspend or revoke the license and shall afford such person a hearing before him, within ten days after receipt of the notice, to show cause why the license should not be suspended or revoked.