# The Non-automatic Weighing Instruments (EEC Requirements) Regulations 1993, Regulation 8: Appropriate equipment for tests


(1) Subject to paragraph (2) below, for the purposes of regulations 11(2), 12(2), 13(7) and 38(1) an instrument shall be tested by the use of weights as set out in the following Table.
Table
Accuracy Classification of Instruments
Weights to be used
Class I
Weights conforming to the requirements of the 1974 directive (other than class F1, F2 and M1 weights therein referred to)
Class II
Local standard weights, working standard weights which fall within the prescribed limits of error relating to the equivalent local standard weights, test weights not greater than 56 lb or 20 kg which fall within the prescribed limits of error relating to the equivalent local standard weights or test weights greater than 56 lb or 20 kg which fall within 0.15 of the prescribed limits of error for the test weights in question
Northern Ireland local standard weights, Northern Ireland working standard weights which fall within the limits of error relating to the equivalent local standard weights, Northern Ireland test weights not greater than 56 lb or 20 kg which fall within the limits of error relating to the equivalent local standard weights or test weights greater than 56 lb or 20 kg which fall within 0.15 of the limits of error for the test weights in question
Weights conforming to the requirements of the 1974 directive (other than class M1 weights therein referred to)
Class III and having more than 5,000 scale intervals
Local standard weights, working standard weights, test weights not greater than 56 lb or 20 kg or test weights greater than 56 lb or 20kg which fall within half the prescribed limits of error for the test weights in question
Northern Ireland local standard weights, Northern Ireland working standard weights, Northern Ireland test weights not greater than 56 lb or 20 kg or test weights greater than 56 lb or 20 kg which fall within half the limits of error for the test weights in question
Weights conforming to the requirements of the 1974 directive
Class III and having no more than 5,000 scale intervals and Class IIII
Local standard weights, working standard weights or test weights
Northern Ireland local standard weights, Northern Ireland working standard weights or Northern Ireland test weights
Weights conforming to the requirements of the 1974 directive
(2) For the purposes of paragraph (1) above,—
(a) the error in the weights to be used in any particular case shall not exceed the amount specified in the relevant national standard;
(b) the quantities of weights to be used in any particular case shall be ascertained in accordance with the relevant national standard.
(3) In this regulation,—
(a) “local standard weights”, “working standard weights” and “test weights” shall be construed in accordance with the Weights and Measures (Local and Working Standard Weights and Testing Equipment) Regulations 1986;
(b) “Northern Ireland local standard weights”, “Northern Ireland working standard weights” and “Northern Ireland test weights” shall be construed in accordance with the 1981 Order; and
(c) “the 1974 directive” means Council Directive 74/148/EEC on the approximation of laws of the member States relating to weights of from 1 mg to50 kg of above-medium accuracy.

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Source: https://www.legislation.gov.uk/uksi/1992/1579/regulation/8 (the official version)
Page: https://openlegislation.uk/non-automatic-weighing-instruments-eec-requirements-regulations-1993/regulation-8
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.