gtr11ECETRANS180Add.11Appendix 2 page 5 I. MOTIVATION FOR THE GUIDANCE DOCUMENT 1. This guidance document is a support document to the global technical regulation (gtr) onECETRAN200512411 - Notification regarding the establishment of UN GTR No. 11 in the Global Registry (EnglishFrench)ECETRAN200512411Corr.2 - Notification