Section 225 ILCS 610/13.1The Department may refuse to issue or renew, or may suspend or revoke, a license or vehicle permit on grounds including but not limited to any one or more of the following:
(1) The making of a material misstatement of fact in the application for an original license or vehicle permit, or in the application for any renewal license or vehicle permit;(2) Wilful disregard or wilful violation of this Act or any regulations or rules issued pursuant thereto;(3) Wilfully aiding or abetting another in the violation of this Act or any regulation or rule issued pursuant thereto;(4) Allowing one's license to be used by an unlicensed person;(5) Conviction of any crime, an essential element of which is the making of a material misstatement of fact, fraud or dishonesty, or conviction of any crime relative to the disposition of dead animals or the provisions of this Act, if the Department determines, after investigation, that such person has not been sufficiently rehabilitated to warrant the public trust;(6) Making wilful misrepresentations or false promises of a character likely to influence, persuade or induce in connection with the business of a licensee or permittee;(7) Pursuing a continued course of wilful misrepresentation or making false promises through advertising, salesmen, agents, or otherwise, in connection with the business of a licensee or permittee; or(8) Failure to possess the necessary qualifications or to meet the requirements of the Act for the issuance or holding a license or permit.