Information on how to file business and fiduciary income taxes with the city of Detroit. Learn how to pay your income taxes.If you selected to file Detroit, it would have filed as part of the MI return. The Detroit return is just one of the forms in the state return. Visit the Detroit city tax office in person. Obtain tax forms and assistance from staff. A PDFfillable copy can be found here. After filling it out, download it to your computer, then attach it here. Detroit tax clearance. One of Ann Arbor's most recognizable historic buildings, the Detroit Street Filling Station dates its inception to 1925 as The Staebler Family Oil Company.