# Regulation (EC) No 661/2009 of the European Parliament and of the Council of 13 July 2009 concerning type-approval requirements for the general safety of motor vehicles, their trailers and systems, components and separate technical units intended therefor (Text with EEA relevance), Article 8: Classification of tyres

Extent: E+W+S+N.I.

1. Tyres shall be classified as follows:
(a) class C1 tyrestyres designed primarily for vehicles of categories M1, N1, O1 and O2;
(b) class C2 tyrestyres designed primarily for vehicles of categories M2, M3, N, O3 and O4 with a load capacity index in single formation ≤ 121 and the speed category symbol ≥ ‘N’;
(c) class C3 tyrestyres designed primarily for vehicles of categories M2, M3, N, O3 and O4 with one of the following load capacity indices:
(i)a load capacity index in single formation ≤ 121 and the speed category symbol ≤ ‘M’;
(ii)a load capacity index in single formation ≥ 122.
A tyre may be classified in more than one class provided that it meets all the relevant requirements of each class in which it is classified.
2. The list of load-capacity indices and their corresponding masses contained in UNECE Regulations 30 and 54 shall apply.

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Source: https://www.legislation.gov.uk/eur/2009/661/article/8 (the official version)
Page: https://openlegislation.uk/eu-regulation-2009-661/article-8
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.