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.
 

Complete a 4095 Request for Disclosure of Tax Return and Tax Return Information to authorize the Department of Treasury, Office of Disclosure to provide copies of tax returns to yourself or your appointee. The Disclosure officer will complete the form along with the requested tax return information and return it to you or your appointee.

4095, Request and Consent for Disclosure of Tax Return and Tax Return Information

If you wish to authorize another person or corporation, (tax preparer, family member, etc.,) as your representative in tax or debt matters before the State of Michigan, complete and file a form 151, Power of Attorney Authorization.

151, Power of Attorney Authorization
 

For specific use by Mortgage Companies and Financial Institutions in dealing with mortgages. You may complete and file a Limited Power of Attorney - Borrower's Authorization for Disclosure of Information (form 4300) if you wish to have your mortgage company or financial institution contact the Michigan Department of Treasury on your behalf to obtain any and all information, including pay off amounts, for settlement of any outstanding tax lien(s) or debt obligations.

4300, Limited Power of Attorney - Borrower's Authorization for Disclosure of Information