# The Weights and Measures (Packaged Goods) Regulations 2006, Paragraph


In calculating the amount of a tolerable negative error in a case where the error is to be calculated as a percentage of the nominal quantity, the amount shall be rounded up to the nearest one-tenth of a gram or millilitre.
Total negative error
Nominal quantity in grams or millilitres
As a percentage of nominal quantity
g or ml
5 to 50
9
–
from 50 to 100
–
4.5
from 100 to 200
4.5
–
from 200 to 300
–
9
from 300 to 500
3
–
from 500 to 1,000
–
15
from 1,000 to 10,000
1.5
–
from 10,000 to 15,000
–
150
above 15,000
1
–

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Source: https://www.legislation.gov.uk/uksi/2006/659/schedule/3/paragraph/wrapper13 (the official version)
Page: https://openlegislation.uk/weights-and-measures-packaged-goods-regulations-2006/schedule-3/paragraph-wrapper13
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.