Wis. Stat. § 126.62: Vegetable contractors; records.

(1) Records required. A vegetable contractor shall keep all of the following:

(a) Copies of all written vegetable procurement contracts.

(b) A current record of all vegetable contract obligations, payments, and unpaid balances.

(2) Records retention. A vegetable contractor shall keep all records required under sub. (1) for at least 6 years from the date of their creation.

(3) Records inspection. A vegetable contractor shall make records required under this section available to the department for inspection and copying upon request.