Mich. Comp. Laws § 460.202: Carriers by water; examination and audit of books by department of state police; duty to furnish data.

Sec. 2.

Except as otherwise provided in section 7, the department of state police may examine and audit any and all books, accounts, records, and papers of a carrier by water. A carrier by water shall furnish to the department of state police, its proper officers, and employees, any and all data in relation to its investment, income, operating expenses, and other statistical data as the department may require.