How a transport unit is marked

Class placards — both sides and the rear

At least 250×250 mm

ADR 5.3.1.4.1

Plates 33 / 1203 front and rear

Standard when the unit carries a single cargo

ADR 5.3.2.1.6

Different goods in the compartments — plates on the sides

Each compartment shows its own numbers on both sides — front and rear plates stay blank

ADR 5.3.2.1.2

Plates 33 / 1203 on the sides

If not clearly visible from outside, the same plates go on the vehicle sides (5.3.2.1.5)

ADR 5.3.2.1.2

Class placards on all four sides

The unit is marked itself, independent of the vehicle

ADR 5.3.1.2

Blank orange plates front and rear

400×300 mm, reflective, no numbers

ADR 5.3.2.1.1

No placards required on the vehicle

For packages they are needed only for Class 1 and Class 7

ADR 5.3.1.5

Blank orange plates front and rear

400×300 mm, reflective, no numbers

ADR 5.3.2.1.1

Marks stay on every package

Class label and UN number on the packaging

ADR 5.2

Class placards on all four sides

The unit is marked itself, independent of the vehicle

ADR 5.3.1.2

Blank orange plates front and rear

400×300 mm, reflective, no numbers

ADR 5.3.2.1.1

Class placards — both sides and the rear

At least 250×250 mm

ADR 5.3.1.4

Plates 33 / 1203 front and rear

Standard when the unit carries a single cargo

ADR 5.3.2.1.6