The following classes of persons shall, for such period of time as the board may by regulations prescribe, not to exceed two years unless otherwise directed by the director for good cause shown, keep such records as are properly necessary for the effective enforcement of this chapter in order to insure against adulterated or misbranded poultry products for the American consumer; and all persons subject to such requirements shall, at all reasonable times, upon notice by a duly authorized representative of the director, afford such representative access to their places of business and opportunity to examine the facilities, inventory and records thereof, to copy all such records and to take reasonable samples of their inventory upon payment of the fair market value therefor:

(1) Any person who engages in the business of slaughtering any poultry or processing, freezing, packaging or labeling any carcasses, or parts or products of carcasses, of any poultry, for intrastate commerce, for use as human food or animal food;

(2) Any person who engages in the business of buying or selling (as poultry products brokers, wholesalers or otherwise) or transporting, in intrastate commerce, or storing in or for intrastate commerce, any carcasses, or parts or products of carcasses, of any poultry;

(3) Any person who engages in business, in or for intrastate commerce, as a renderer, or engages in the business of buying, selling or transporting, in intrastate commerce, any dead, dying, disabled or diseased poultry or parts of the carcasses of any poultry that died otherwise than by slaughter.