# The Weights and Measures (Local and Working Standard Capacity Measures and Testing Equipment) Regulations 1987, Part: (excluding proving tanks, graduated measuring cylinders, displacement plungers and reference meters)


(a) Imperial
(b) Metric
Indicated capacity of or tolerance mark relating to—
Limit of error in millilitres
Indicated capacity of or tolerance mark relating to—
Limit of error in millilitres
1/4 gill or less
0.2
1 ml or 2 ml
0.1
1/3 gill
0.3
5 ml or 10 ml
0.2
2/5 gill or
20 ml or 25 ml
0.2
1/2 gill
0.4
50 ml
0.3
4 fl oz
0.5
100 ml
0.4
1 gill (5 fl oz)
0.6
125 ml
0.5
6 fl oz
0.7
150 ml
0.6
1/3 pt, 8 fl oz
175 ml
0.7
or 1/2 pt
0.8
200 ml or 250 ml
0.8
1 pt
1.0
500 ml
1.0
1 quart or 1/2 gal
2.0
1 l or 2 l
2.0
1 gal
5.0
2.5 l
2.5
2 gal
10.0
5 l
5.0
5 gal
20.0
10 l
10.0
more than 5 gal
0.1 per cent. more than 10 l
0.1 per cent.

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Source: https://www.legislation.gov.uk/uksi/1987/51/schedule/1/part/1 (the official version)
Page: https://openlegislation.uk/weights-and-measures-local-and-working-standard-capacity-measures-and-testing-equipment-regulations-1987/schedule-1/part-1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.