07/31/2026
Illinois doesn't have an inheritance tax. That doesn't mean your family is in the clear.
Illinois taxes the estate itself, not what each heir receives. So if you inherit from an Illinois estate, you won't get a separate tax bill from the state. But the estate might owe a lot before anything reaches you.
Here's the part that catches people off guard: the exclusion is $4 million, and it's a cliff, not a gradual scale. Cross it by even a small amount, and the tax applies to the entire taxable estate. A lot of families with $5 or $6 million assume they're safe because they're under the federal threshold. Illinois doesn't work that way.
There's also no portability for spouses. If the first spouse to pass doesn't use their exclusion, it's gone.
We broke down the exclusion, rate schedule, filing requirements, and the planning tools that can prevent this from becoming a problem. Full article linked below. 👇
Illinois does not have a beneficiary-level inheritance tax. What it does have is a state estate tax that is paid by the estate itself before any