(a) The Board shall collect filing fees as prescribed in this Act. The fees shall be deposited in the Pollution Control Board Fund. The filing fees shall be as follows:
         Petition for site-specific regulation, $75.
         Petition for variance, $75.
         Petition for review of permit, $75.
         Petition to contest local government decision
    
pursuant to Section 40.1, $75.
        Petition for an adjusted standard, pursuant to
    
Section 28.1, $75.
        Petition for a time-limited water quality standard,
    
$75 per petitioner.
    (b) A person who has filed a petition for a variance from a water quality standard and paid the filing fee set forth in subsection (a) of this Section for that petition and whose variance petition is thereafter converted into a petition for a time-limited water quality standard under Section 38.5 of this Act shall not be required to pay a separate filing fee upon the conversion of the variance petition into a petition for a time-limited water quality standard.