Michigan Compiled Laws, Chapter 333. Health § 333.5680

(a) Providing medical treatment that is contrary to the medical orders indicated on a POST form if the person did not have actual notice of the POST form.

(b) Providing medical treatment that is consistent with the medical orders indicated on a POST form if the person did not have actual notice that the POST form was revoked.

(c) Providing emergency medical services consistent with generally accepted health care standards or emergency medical protocols as provided in section 5679,  1 regardless of the medical orders indicated on the POST form.