Michigan Compiled Laws, Chapter 287. Animal Industry § 287.607

Sec. 7. (1) A market agency or a producer which fails to file a report or to pay an assessment or which falsifies an affidavit, record, receipt, voucher, or other information required to be maintained by this act is guilty of a misdemeanor, punishable by a fine of not more than $1,000.00 or imprisonment for not more than 90 days, or both. However, an offending party shall be allowed 30 days after an order to pay an assessment within which to pay the assessment. A penalty for a violation of this act shall not be imposed before this 30-day period expires.

(2) If an assessment is not paid when due, the assessment shall be subject to an 18% annual interest charge.