In lieu of compliance with the procedures prescribed in § 1.99 (relating to feeding certification), cattle or sheep may be slaughtered at any official establishment upon the condition that all the carcasses and edible organs and other parts thereof shall be designated as "Pa. Retained" and held until samples of the tissues have been subjected to laboratory analyses for DES residues, in accordance with the following procedure, the results of the analyses have been furnished to the program employe, and the articles have been released by the program employe from retention or condemned under § 1.102 (relating to disposal of adulterated meat).
7 Pa. Code § 1.100