(35 ILCS 200/21-27)
    Sec. 21-27. Waiver of interest penalty.
    (a) On the recommendation of the county treasurer, the county board may adopt a resolution under which an interest penalty for the delinquent payment of taxes for any year that otherwise would be imposed under Section 21-15, 21-20, or 21-25 shall be waived in the case of any person who meets all of the following criteria:
        (1) The person is determined eligible for a grant
    
under the Senior Citizens and Persons with Disabilities Property Tax Relief Act with respect to the taxes for that year.
        (2) The person requests, in writing, on a form
    
approved by the county treasurer, a waiver of the interest penalty, and the request is filed with the county treasurer on or before the first day of the month that an installment of taxes is due.
        (3) The person pays the installment of taxes due, in
    
full, on or before the third day of the month that the installment is due.
        (4) The county treasurer approves the request for a
    
waiver.
    (b) With respect to property that qualifies as a brownfield site under Section 58.2 of the Environmental Protection Act, the county board, upon the recommendation of the county treasurer, may adopt a resolution to waive an interest penalty for the delinquent payment of taxes for any year that otherwise would be imposed under Section 21-15, 21-20, or 21-25 if all of the following criteria are met:
        (1) the property has delinquent taxes and an
    
outstanding interest penalty and the amount of that interest penalty is so large as to, possibly, result in all of the taxes becoming uncollectible;
        (2) the property is part of a redevelopment plan of a
    
unit of local government and that unit of local government does not oppose the waiver of the interest penalty;
        (3) the redevelopment of the property will benefit
    
the public interest by remediating the brownfield contamination;
        (4) the taxpayer delivers to the county treasurer (i)
    
a written request for a waiver of the interest penalty, on a form approved by the county treasurer, and (ii) a copy of the redevelopment plan for the property;
        (5) the taxpayer pays, in full, the amount of up to
    
the amount of the first 2 installments of taxes due, to be held in escrow pending the approval of the waiver, and enters into an agreement with the county treasurer setting forth a schedule for the payment of any remaining taxes due; and
        (6) the county treasurer approves the request for a
    
waiver.
(Source: P.A. 99-143, eff. 7-27-15.)