If you own or manage residential apartment building in Illinois you need to be aware of an important legislative update. A new state law, 765 ILCS 705/35 (originating from House Bill 3564 / Public Act 104-479), introduces strict guidelines regarding rental fee transparency and limitations. Commonly referred to as the […]
The 2025 Cook County second installment property tax bills were scheduled to be mailed by the Treasurer’s Office as of September 1, 2026. The Treasurer’s Office must receive payment no later than October 1, 2026, to avoid penalty interest. The second installment property tax bills were delayed by approximately two […]
Please see the following tax bill due dates for the Collar Counties: County First Installment Due Date Second Installment Due Date Pay Online Kane June 1, 2026 September 1, 2026 Kane County Treasurer Will June 1, 2026 September 1, 2026 Will County Treasurer DuPage June 1, 2026 September 1, 2026 […]
First installment property tax bills are now available online, and the Cook County Treasurer’s Office will be mailing the tax bills by March 2, 2026. Payment must be made by April 1, 2026 before interest penalties begin to accrue. The first installment for the 2025 taxes paid in 2026 will […]
The 2024 Cook County second installment property tax bills were mailed by the Treasurer’s Office as of November 14, 2025. The Treasurer’s Office must receive payment no later than December 15, 2025 to avoid penalty interest. The second installment property tax bills were substantially delayed due to various technical difficulties […]