According to 7 CFR 58.101 [Title 7—Agriculture; Subtitle B Regulations of the Department of Agriculture; Chapter I Agricultural Marketing Service H1 (Standards, Inspections, Marketing Practices), Department of Agriculture; Subchapter C Regulations and Standards Under the Agricultural Marketing Act of 1946 and the Egg Products Inspection Act; Part 58 Grading and Inspection, General Specifications for Approved Plants and Standards for Grades of Dairy Products H1; Subpart B General Specifications for Dairy Plants Approved for USDA Inspection and Grading Service H1; Definitions], approved plant means “one or more adjacent buildings, or parts thereof, comprising a single plant at one location in which the facilities and methods of operation therein have been surveyed and approved by the Administrator as suitable and adequate for inspection or grading service in accordance with the following:
(1) Shall satisfactorily meet the specifications of this subpart as determined by the Administrator.
(2) Receive dairy products only from plants, transfer stations, receiving stations and cream buying stations which satisfactorily comply with the applicable requirements of this subpart as determined by the Administrator. (Occasional shipments may be received from nonapproved plants provided the product is tested and meets the quality requirements for No. 2 milk.)”