It has been the International Road Transport Union (IRU) which, based on the needs of the transport industry, has, over time, started to print and distribute 4, 6, 14 and 20 voucher TIR Carnets.
C &apos; est l &apos; Union internationale des transports routiers (IRU) qui, au vu des besoins des transporteurs, a pris l &apos; initiative d &apos; imprimer et de diffuser des carnets TIR comportant 4, 6, 14 ou 20 volets.