(1) Except as provided in subsection (2), the department has the authority to sample, test, or retest samples of milk or cream or their products at any dairy, at the premises of any supplier of milk or cream for manufacturing purposes, or at any manufactured dairy products plant, milk plant, or cream buying or receiving station.
(2) The department may not sample, test, or retest milk or cream sold as homemade food pursuant to Title 50, chapter 49, part 2.