Mich. Comp. Laws § 286.708

Sec. 8. Seed labels, when found to be in error, shall be replaced by new, correct labels. Whenever, by examination of the label or by sampling and testing of the seed or by other dependable information, the label on any container of seed is found to be unlawful or to be in error beyond the limits of tolerance allowed by law, the unlawful label shall be replaced or completely covered by a new corrected label at once if the seed is of legal quality, otherwise the seed shall be removed from sale at once. Obtaining and replacing labels shall be the responsibility of the vendor who offers the seed for sale.