(a) The director may revoke or suspend any license issued under this division upon finding that the licensee is in violation of any provision of this article or any other state or county law pertaining to drive-in theaters.
(b) The director may revoke or suspend any license issued hereunder upon a finding that the establishment is being so operated as to constitute a nuisance by reason of noise or indecent or immoral activity on the part of guest, owner, operator or their employees.
(c) Any revocation or suspension under this section shall be by written notice, with an opportunity for a hearing as provided in section 4-40. (Mont. Co. Code 1965, § 75-41.)