• MBT Frequently Asked Questions
Frequently asked questions about the Michigan Business Tax.

• LISTSERV 
Sign up to receive electronic delivery of information from Treasury. View previous messages from the Treasury Tax Professionals' ...

• Software Developers
Information on draft tax forms; file specifications, test package and related information for e-file and 2-D barcoding.

• Practitioner Web Services
Enter a service request for your individual income tax or business tax client.

• Historical Michigan Income Tax Rates & Allowed Exemptions, 1999 - 2010 

• 2011 Tax Text Manual 
Handbook on the various taxes administered by the Department.

• Web Cast Presentations for Tax Preparers

• Web Resources for Tax Preparers 
Save this as a shortcut on your desk top for fast and easy links to the links available here and more.

• Mailing Addresses for Tax Returns 

• Revenue Administrative Bulletins

• City Income Tax Forms

• Treasury's Penalty and Interest Calculator

• EFT Payment Information for Business Filers

• IRS Web Site

• Information for Taxpayer Volunteer Groups
Taxpayer Assistance Manual and other information for taxpayer volunteer groups.

• Power of Attorney
MCL 205.28(1)(f) strictly prohibits employees of the Department of Treasury from disclosing confidential tax information to anyone other than the individual taxpayer or his or her authorized representative.

• Voluntary Disclosure
According to section M.C.L. 205.30c of Public Act 221 of 1998, the Commissioner, or his representative, may enter into a voluntary disclosure agreement with nonfilers who have not been previously contacted by the Department and who meet certain other criteria.

• Procedures and Requirements for Charitable Organizations
Department of Attorney General, Charitable Trust Division