Michigan Compiled Laws, Chapter 555. Uses and Trusts § 555.112

(a) In any of the following loans or obligations, if the financial institution's only interest in the loans or obligations is its capacity as fiduciary:

(b) In a fund maintained by the financial institution for the collective investment of cash balances received or held by a financial institution in its capacity as trustee, personal representative, executor, administrator, guardian, or custodian under a uniform gifts or transfers to minors act of any state that the financial institution considers too small to be invested separately to advantage. The total assets in a fund described in this subdivision shall not exceed $1,000,000.00 and the number of participating accounts shall not exceed 100.

(c) In any investment specifically authorized by the instrument creating the fiduciary account or in a court order, in the case of trusts created by a corporation, including its affiliates and subsidiaries, or by several individual settlors who are closely related.

(d) In any collective investment authorized by applicable law, including, but not limited to, an investment under a preneed funeral statute of any state.

(e) In any other manner described by the financial institution in a written plan approved by the financial institution's state or federal regulator. In order to obtain a special exemption, a financial institution shall submit to its regulator a written plan that sets forth all of the following:

(a) A trustee, personal representative, executor, administrator, registrar of stocks and bonds, transfer agent, guardian, assignee, receiver, or custodian under a uniform gifts or transfers to minors act of any state.

(b) An investment adviser, if the financial institution receives a fee for its investment advice.

(c) In any capacity in which the financial institution possesses investment discretion on behalf of another.

(d) In any similar capacity that a federal banking agency having authority over the financial institution may authorize from time to time.