# The Weighing Equipment (Automatic Catchweighing Instruments) Regulations 2003, Paragraph


A zero-tracking device shall operate only when:
• the indication is at zero, or at a negative net value equivalent to gross zero, and
• the stability criteria are fulfilled, and
• the corrections are not more than 0.5 e/second.

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Source: https://www.legislation.gov.uk/uksi/2003/2761/schedule/3/paragraph/wrapper25n1 (the official version)
Page: https://openlegislation.uk/weighing-equipment-automatic-catchweighing-instruments-regulations-2003/schedule-3/paragraph-wrapper25n1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.