(a) The test procedures for testing packaged commodities shall be those contained in National Institute of Standards and Technology Handbook 133, 2020 Edition, Checking the Net Contents of Packaged Goods, as adopted by the 104th National Conference on Weights and Measures. The document is available from the National Conference on Weights and Measures, 1135 M Street, Suite 110, Lincoln, NE 68508, or the Superintendent of Documents, U.S. Government Printing Office, Washington, DC 20402. It is available for public inspection and copying in the office of the Director of Weights and Measures, 10B Airline Drive, Albany, NY 12235 or in the office of the Department of State, One Commerce Plaza, 99 Washington Avenue, Suite 650, Albany, NY 12231.

(b) The magnitude of variations permitted under section 221.10 of this Part shall be those contained in the procedures and tables of National Institute of Standards and Technology Handbook 133, 2020 Edition, Checking the Net Contents of Packaged Goods, as adopted by the 104th National Conference on Weights and Measures.