Carroll County's property equalization factor remains 1.0000, meaning no change in the tax assessment rate for 2024.

The deadline to file taxes is less than a month away. Here's everything you need to know about federal and state taxes, extensions and penalties.

Illinois' Washington County sees a tentative property assessment equalization factor change to 0.9666, potentially affecting ...

The Illinois Supreme Court on Thursday ruled in favor of Rolling Meadows in its three-year legal dispute with Arlington Heights over misallocated sales tax revenue from Cooper’s Hawk Winery & ...

In a unanimous opinion delivered by Justice O'Brien, the Illinois Supreme Court affirmed that the Illinois Department of Revenue (IDOR) has ...

The Illinois Department of Revenue advises taxpayers to stay vigilant when preparing tax returns and avoid common errors that ...

The measure says retailers must register with the Department of Revenue, collect the tax ... It looks like in Illinois the money is going to go towards the firemen’s annuity and benefit fund ...

The Illinois Department of Revenue also grants a six-month extension. By getting a federal extension, you can automatically have an extension to file in Illinois. How do I request an extension to ...