Wis. Stat. § 96.14: Reports and accounting procedures.

(1) The secretary or a marketing board may require handlers and producers of agricultural commodities to file such information and reports as may be reasonably necessary to assist in carrying out the functions under this chapter.

(2) All assessments, appropriations and administrative costs for any marketing order or agreement created under this chapter shall be recorded, prepared and audited in accordance with generally accepted accounting principles.