skip to content

Estate Tax

The "Illinois Estate and Generation-Skipping Transfer Tax Act" (35 ILCS 405/1, et seq.)
may be found on the Illinois General Assembly's website.

Illinois estate tax regulations (Ill. Admin. Code tit. 86, 2000.100, et seq.) may be found on the Illinois General Assembly's website.

Inheritance Tax Releases: An Illinois Inheritance Tax Release may be necessary if a decedent died before January 1, 1983. If a release is required, please call Chicago (312) 814-2491 or Springfield (217) 524-5095 for further assistance.



Effective July 1, 2012, as a result of the enactment of SB 3802 as P.A. 97-0732, any and all payments of Illinois estate tax, interest and penalties must now be made payable to the Illinois State Treasurer. Payments of estate taxes will no longer be accepted by the County Treasurer of the county in which the decedent died a resident.

A fillable form for making payment of the Illinois Estate Tax to the Illinois State Treasurer can be downloaded from the Illinois State Treasurer's website.

Instructions for downloading Estate Tax PDF forms:

1. Click the link with the RIGHT mouse button
2. Choose "Save Target As..." (Internet Explorer) OR "Save Link As..." (Mozilla Firefox)
3. Select the folder to which you would like to save the PDF

If you cannot download the PDF, please call Chicago (312) 814-2491 or Springfield (217) 524-5095 with questions or for further assistance.

Extension Request

A request for extension of time to file may be made on the form below.

2018 Decedents

2017 Decedents

2016 Decedents

2015 Decedents

2014 Decedents

2013 Decedents

2012 Decedents

2011 Decedents

2010 Decedents

2009 Decedents

2008 Decedents

2007 Decedents

2006 Decedents

2005 Decedents

2004 Decedents

2003 Decedents

2002 and Prior Years Decedents

Return to Illinois Attorney General Home page
Privacy Policy  •  Annual Reports  •  Small Business Advisory  •  Fund Disclosure   •   Contact Us
© 2019 Illinois Attorney General