(a) At times the commissioner determines proper, the commissioner shall cause to be inspected all places where dairy products are made, stored, or served as food for pay, and all places where cows are kept by persons engaged in the sale of milk, and shall require the correction of all insanitary conditions and practices found. During routine inspections or as necessary, the commissioner shall inspect for:
(1) evidence of use of rBGH in violation of section 32.75, by producers providing affidavits of nontreatment under that section; and
(2) mercury manometers in violation of section 116.92.
(b) A refusal or physical threat that prevents the completion of an inspection or neglect to obey a lawful direction of the commissioner or the commissioner's agent given while carrying out this section may result in the suspension of the offender's permit or certification. The offender is required to meet with a representative of the offender's plant or marketing organization and a representative of the commissioner within 48 hours excluding holidays or weekends or the suspension will take effect. A producer may request a hearing before the commissioner or the commissioner's agent if a serious concern exists relative to the retention of the offender's permit or certification to sell milk.