45. Invoices: The operator shall, upon paying the seller, fill out, in duplicate, an invoice stating the date, name and address of the seller, the number of animals and their categories, the identification number of the animals, the purchase price and the amount paid to the seller.
The operator shall keep a copy thereof and give the other to the seller.
R.R.Q., 1981, c. P-42, r. 4, s. 45; O.C. 1262-86, s. 19.