If you have not yet filed your tax return, your address will
be automatically updated when you file your Form IL-1040 or IL-1040-X. Make
sure to include your updated address in the Personal Information section of the form.
can update your address yourself if you have a
MyTax Illinois account
for Individual Income Tax. To create an account, you must have a recent bill or
notice from the Department of Revenue.
If you need to update your address but have already filed
your return, you may call our Taxpayer Assistance Division at 1-800-732-8866. To complete
the address update, you will need to verify tax information from your account
with our representative. Please call with a copy of your previously filed IL
1040 tax return or with a notice you received.
Please be aware most mail from the Illinois Department of
Revenue is not forwarded by the US Postal Service, even if you have a
forwarding address. This is for your protection. Please update your address with
us if you have moved after you file your tax return.