Trailers and semi-trailers (O1, O2, O3, O4)

Category O1 — Trailers with a maximum mass not exceeding 0.75 tonnes.

Category O2 — Trailers with a maximum mass exceeding 0.75 tonnes, but not exceeding 3.5 tonnes.

Category O3 — Trailers with a maximum mass exceeding 3.5 tonnes, but not exceeding 10 tonnes.

Category O4 — Trailers with a maximum mass exceeding 10 tonnes.

TR CU 018/2011

Annex 1 (Subparagraph 1.1 (Category G))

Annex 2 (Subparagraph 11, 45, 88, 89)

Annex 3 (Subparagraph 9)

UN Regulations

13, 30, 54, 55, 58 (О3, О4), 73 (О3, О4), 117

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