# The Measuring Instruments Regulations 2016, Paragraph 5


The effect of an electromagnetic disturbance shall be such that:
— either the change in the measurement result is not greater than the critical change value laid down in paragraph 4; or
— the presentation of the measurement result is such that it cannot be taken for a valid result.

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Source: https://www.legislation.gov.uk/uksi/2016/1153/schedule/1J/paragraph/5 (the official version)
Page: https://openlegislation.uk/measuring-instruments-regulations-2016/schedule-1J/paragraph-5
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.