Stay updated on all areas of tax filings and business processes affected by COVID-19

Learn more

Contact us


  1. Coming from East/West I-90

  2. Exit Cumberland Avenue North

  3. Higgins Road - turn left (West)

  4. Entrance to O'Hare Plaza - turn left (South)

  5. Park in the visitor parking and use the pedestrian crosswalk to enter the building.

Download Map and Directions (PDF)

Chicago Office


8745 W. Higgins Rd.
Suite 360
Chicago, IL 60631


phone:  (773) 444-3100

fax:  (773) 444-3111



Day Hours
Monday 8:30am – 5:00pm
Tuesday 8:30am – 5:00pm
Wednesday 8:30am – 5:00pm
Thursday 8:30am – 5:00pm
Friday 8:30am – 5:00pm
Saturday Closed
Sunday Closed