The Liquor Control Commissioner shall have the following powers, duties and functions with respect to local liquor licenses:
   (A)   To grant or suspend for not more than 30 days or revoke for cause all local licenses issued to persons or entities for premises within his or her jurisdiction;
   (B)   To adopt rules and regulations for the conduct and operation of a licensee’s business which are not inconsistent with state law or municipal ordinances;
   (C)   To enter or to authorize any law enforcing officer to enter, at any time, upon the premises licensed hereunder to determine whether any of the provisions of the state law or municipal ordinances or any rules or regulations adopted by him, her or by the State Liquor Control Commission have been or are being violated, and at such time to examine the premises of the licensee in connection therewith;
   (D)   To receive complaints from any citizen within his or her jurisdiction that any of the provisions of the state law or of this code have been or are being violated and to act upon such complaint in the manner provided by law;
   (E)   To order local license fees paid to the Village Treasurer;
   (F)   To examine, or cause to be examined, under oath, any applicant for a local license or for a renewal thereof, or any licensee upon whom notice of revocation or suspension has been served, or any licensee against whom a citation proceeding has been instituted by the State Liquor Control Commission; to examine, or cause to be examined, the books and records of any such applicant or licensee or respondent; and to hear testimony and take proof for his or her information in the performance of his or her duties; and for such purposes to issue subpoenas which shall be effective in any part of the state. For the purpose of obtaining any of the information desired by the Liquor Control Commissioner under this section, he or she may authorize his or her agent to act on his or her behalf; and
   (G)   To order, upon the issuance of a written order, the licensed premises closed for not more than seven days, giving the licensee an opportunity to be heard during that period, if the Liquor Control Commissioner has reason to believe that any continued operation of a particular licensed premises will immediately threaten the welfare of the community; except that, if such licensee shall also be engaged in the conduct of another business or businesses on the licensed premises, such order shall not be applicable to such other business or businesses.