# The Measuring Instruments Regulations 2016, Paragraph 3: Measurement Range


In specifying the measurement range for class Y instruments the manufacturer shall take account that the minimum capacity shall not be less than:
class Y(I)
:
100 e
class Y(II)
:
20 e for 0.001 g ≤ e ≤ 0.05 g, and 50 e for 0.1 g ≤ e
class Y(a)
:
20 e
class Y(b)
:
10 e
Scales used for grading, e.g. postal scales and garbage weighers
:
5 e

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Source: https://www.legislation.gov.uk/uksi/2016/1153/schedule/1G/chapter/II/paragraph/3 (the official version)
Page: https://openlegislation.uk/measuring-instruments-regulations-2016/schedule-1G/chapter-II/paragraph-3
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.