UN R141 (2017) Close UN R141 (30 Jan 2017) UN R141 has been prepared purely as documentation tool. The authentic and legally binding texts are . This document incorporates the following change: Original text (entry into force: 22 Jan 2017) Download in .pdf format Download in .docx format | Close	30 Jan 2017	2017-02-03 09:19:28 UTC				Original text
Earlier texts may be available through the UN Official Document System.