# The Road Vehicles (Construction and Use) Regulations 1986, Paragraph 1


(1) For the purposes of these Regulations a vehicle meets the requirements of an item in the Table below if its sound level does not exceed by more than 1 dB(A) the relevant limit specified in column 2 in that item when measured under the conditions specified in column 3 in that item by the method specified in column 4 in that item using the apparatus prescribed in regulation 55(6).
(2) In this Part of this Schedule, “moped” has the same meaning as in regulation 57.
TABLE
1
2
3
4
Limits of sound level
Item
Mopeds
Vehicles other than mopeds
Conditions of measurement
Methods of measurement
1
73 dB(A)
Limit determined in accordance with paragraph 2.1.1 of Annex I to Community Directive 78/1015 by reference to the cubic capacity of the vehicle
Conditions specified in paragraph 2.1.3 of Annex I to Community Directive 78/1015
Methods specified in paragraph 2.1.4 of Annex I to Community Directive 78/1015
2
73 dB(A)
First stage limit determined in accordance with paragraph 2.1.1 of Annex I to Community Directive 87/56 by reference to the cubic capacity of the vehicle
Conditions specified in paragraph 2.1.3 of Annex I to Community Directive 87/56
Methods specified in paragraph 2.1.4 of Annex I to Community Directive 87/56
3
74 dB(A)
The limit specified in item 2 plus 1 dB(A)
As in item 2
As in item 2

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Source: https://www.legislation.gov.uk/uksi/1986/1078/schedule/7A/paragraph/1 (the official version)
Page: https://openlegislation.uk/road-vehicles-construction-and-use-regulations-1986/schedule-7A/paragraph-1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.