Illinois Historic Preservation Tax Credit

Illinois Department of Natural Resources - SHPO

Available Historic Preservation

About This Program

Illinois provides a 25% state tax credit for qualified rehabilitation of historic residential properties listed on the National Register or contributing to a historic district. Credit can be combined with federal historic tax credit.

25% tax credit on qualified rehabilitation expenses, estimated for typical project

Official program page checked live on 2026-06-17.

Data last verified 2026-06-09. How we verify our data.

Key Details

  • 25% tax credit for historic home rehabilitation
  • Property must be listed or contributing to historic district
  • Work must meet Secretary of Interior Standards
  • Can combine with 20% federal historic tax credit
  • No income restrictions

How to Apply

Get free help applying Visit Official Program Page Track this program

(217) 782-4836

A grant-savvy contractor in Oak Forest, IL can handle the paperwork, inspections, and timelines so your funding releases on schedule. Getting matched is free.

You will likely need a contractor to apply

Projects like this almost always need a licensed contractor, and many grants ask for a written estimate as part of your application. Lining up a contractor in Oak Forest early keeps your application moving.

Get matched with a contractor

Each program sets its own contractor rules. Check the official program page for exact requirements.

Your application paperwork

Documents you will likely need

  • Your federal tax return for the year of the work (this benefit is claimed on your taxes, not through a separate application).
  • Proof you own and live in the home (deed, recent mortgage statement, or property tax bill).
  • A government-issued photo ID for every owner on title.
  • A written estimate from a licensed contractor for the work (many programs require this to apply).
  • The program's own application form, completed (use the official link or phone number on this page).
Download this checklist (PDF)

Requirements vary by program and locality. Confirm the exact rules on the official program page. We can help you prepare your paperwork, but you submit it yourself.

Deadline: Applications accepted year-round

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