139. The representative of the Republic of Korea recalled that, at the fourth session of GRVA, discussions had begun for the Sine “with Dwell” series test of vehicle directional stability performance in UN Regulation No. 140 (ESC) as well as in UN GTR No. 8 (ESC). He confirmed that Republic of Korea would prepare a request for authorization to amend GTR No. 8 for the next AC.3 session.