NOTE: A law passed by the Illinois Legislature in 2009 raises the First Installment tax from 50% to 55% of the prior year's total tax (or 55% of the adjusted tax if an assessment certificate of error is certified by the previous November 30).

The due date for the Tax Year 2009 First Installment was Tuesday, March 2, 2010.

The due date for the Tax Year 2008 Second Installment was Tuesday, December 1, 2009.

Dear Third Party Agent:

The Real-Time TPA System (RTS) payment site allows banks, mortgage companies, and title companies to pay property taxes online through an ACH debit and receive an instant, official Cook County Treasurer printable E-Receipt.

Paying Online at cookcountytpa.com

  • Payments can be made on multiple PINs (10 PINS at a time)
  • Payments are made via ACH debit transaction
  • Payments can be made on current and previous tax years (when available)
  • Provides printable official Cook County Treasurer E-Receipts along with downloadable payment history screen
  • Real-time payment information provided including Certificate of Error adjustments to tax bill
  • Fast and convenient payment system for real estate mortgage companies, title companies, trustees and real estate attorneys

All third party payments should be made by either one of our two convenient, easy to use, electronic payment methods: RTS site cookcountytpa.com, or for larger quantities of properties where receipts are not required, the TPA site cookcountytreasurer.com/tpa.


Sincerely,

Maria Pappas

Maria Pappas

Cook County Treasurer

Before attempting to make payment, please check with your financial institution that you do not have an ACH block on your account. Our ACH provider's ID is 1388888888.