20. GRE considered ECE/TRANS/WP.29/GRE/2011/39 by the expert from GTB clarifying the heat test requirements. GRE adopted ECE/TRANS/WP.29/GRE/2011/39, as amended below, and requested the secretariat to submit it to WP.29 and AC.1, for consideration at their March 2012 sessions, as part of draft Supplement 3 to the 01 series of Regulation No. 98 (see paras. 19, 27, and 35), as part of draft Supplement 3 to the 01 series of Regulation No. 112 (see paras. 27 and 37) and as part of draft Supplement 3 to the 01 series of Regulation No. 123 (see paras. 19 and 39).

Annex 4, new paragraph 2.2.2., fourth indent, amend to read:

• “After this period of one hour, the headlamp type shall be considered as
  acceptable if the absolute value Δr measured on this sample meets the
  requirements in paragraph 2.2.1. above.”

The formula at the end of paragraph 2.2.2., should be deleted.