Report on the development of Amendment 1 to UN GTR No. 1 prepared to incorporate changes developed during the rulemaking process of the United States of America, in the transposition to UN Regulation No. 11, and then further agreed by Working Party on Passive Safety (GRSP) delegates.

Text adopted by the Working Party on Passive Safety (GRSP) at its fiftieth session to align the text of the global technical regulation No. 1 with the latest changes introduced during the rule making procedure which transposed the GTR No. 1 into the final rule of the United Stated of America.