Revision 2 | Amendment 1 has been prepared purely as documentation tool. The authentic and legally binding text is WP.29/2012/72. This document incorporates the following change:

Proposal as adopted by the Working Party on Lighting and Light-Signalling (GRE) at its sixty-seventh session to correct and harmonize the provisions concerning approval markings.

Revision 2 | Amendment 2 has been prepared purely as documentation tool. The authentic and legally binding text is WP.29/2013/19. This document incorporates the following change:

Text as adopted by the Working Party on Lighting and Light Signalling (GRE) at its 68th session based on document GRE/2012/4, not amended, clarifying the requirements on the number of test samples.

Revision 2 | Amendment 3 has been prepared purely as documentation tool. The authentic and legally binding text is WP.29/2015/20. This document incorporates the following change:

Proposal as approved by the GRE to amend the requirements for the mixture in the dirt test.

Revision 2 | Amendment 4 has been prepared purely as documentation tool. The authentic and legally binding text is WP.29/2016/77. This document incorporates the following change:

Proposal to amend the formula for the dirt mixture used in testing to address an error introduced by Supplement 9 to the 01 series of amendments to UN R45 where the specified quantity of “2 ± 1 parts by weight” of surfactant results in invalid testing. The correct specification should be “2 ± 1 drops” of surfactant.

Revision 2 | Amendment 5 has been prepared purely as documentation tool. The authentic and legally binding text is WP.29/2017/27. This document incorporates the following change:

Proposal to clarify the definition of “type”, with regard to manufacturer, trade names and marks and to introduce editorial improvements to the requirements for markings.