Every act or omission by an employee constituting a violation of the provisions of this part shall be deemed an act or omission of the permittee. A permittee shall be responsible for the conduct of all employees while on the licensed premises, and any act or omission of any employee constituting a violation of the provisions of this part shall be deemed the act or omission of the permittee for the purposes of determining whether the permittee's permit shall be revoked, suspended, or renewed.