(a) Any community mental health or developmental services agency that continues to operate after its license is revoked under this Act, or after its license expires and the Department refuses to renew the license, is guilty of a business offense and shall be fined an amount in excess of $500 but not exceeding $2,000, and each day of violation is a separate offense. All fines shall be paid to the Mental Health Fund.(b) Whenever the Department is advised or has reason to believe that any person, group of persons, association, partnership or corporation is operating an agency without a license or permit in violation of this Act, the Department may investigate to ascertain the facts, may notify the person or other entity that he is in violation of this Act, and may make referrals to appropriate investigatory or law enforcement agencies. Any person, group of persons, association, partnership or corporation who continues to operate a community mental health or developmental services agency as defined in subsection (b) of Section 3 of this Act without a license or temporary permit issued by the Department, after receiving notice from the Department that such operation is in violation of this Act, shall be guilty of a business offense and shall be fined an amount in excess of $500 but not exceeding $2,000, and each day of operation after receiving such notice is a separate offense. All fines shall be paid to the Mental Health Fund.