16. The expert from the Netherlands provided information on the 2018 update of the so-called Piek national regulation in the Netherlands on delivery noise of trucks (GRB-68-10, GRB-68-28) and solicited comments from GRB experts. He also requested GRB to include this subject in its long-term programme of work. The expert of OICA pointed out that the Piek measurement method should be harmonized with the loading conditions in the 03 series of amendments to UN Regulation No.51 and volunteered to take over this issue.