Mich. Comp. Laws § 500.3413: Claim forms; provision required.

Sec. 3413.

An insurer shall include in a disability insurance policy, other than a health insurance policy, a provision as follows:

CLAIM FORMS: The insurer, upon receipt of a notice of claim, will furnish to the claimant the forms that are usually furnished for filing proofs of loss. If the forms are not furnished within 15 days after the giving of the notice, the claimant is considered to have complied with the requirements of this policy as to proof of loss upon submitting, within the time fixed in the policy for filing proofs of loss, written proof covering the occurrence, the character, and the extent of the loss for which claim is made.