36. The representative of the United Kingdom of Great Britain and Northern Ireland introduced the status report of the IWG on Cyber Security and Software Updates (CS/OTA) (GRVA-26-18), outlining the group’s current activities: (a) the review of proposals to amend UN Regulation No. 155 and its interpretation document with respect to multi-stage vehicles; (b) the review of proposals concerning approval-authority arrangements; © the consideration of proposals for separate technical services and component approvals under UN Regulation No. 155; and (d) discussions on the integration of software identification and software-update provisions across several UN Regulations, as outlined in Consolidated Resolution R.E.3.
37. He introduced document ECE/TRANS/WP.29/GRVA/2026/27, which proposes amendments to all relevant UN Regulations under the purview of GRVA to introduce provisions on software identification and software updates, as well as informal document GRVA-26-11 containing amendments to the official document. GRVA requested the secretariat to distribute GRVA-26-11 with an official symbol at the twenty-seventh GRVA session.
38. GRVA reviewed document ECE/TRANS/WP.29/GRVA/2026/28, intended to clarify the scope of UN Regulation No. 155, and adopted it. GRVA requested the secretariat to submit it as draft Supplement 4 to UN Regulation No. 155 to WP.29 and AC.1 for consideration and vote at their March 2027 sessions.
39. GRVA reviewed the corresponding amendment to the interpretation document of UN Regulation No. 155 proposed in document ECE/TRANS/WP.29/GRVA/2026/29, as amended by GRVA-26-12. Following discussion, GRVA adopted GRVA-26-36/Rev.1 as an amendment to Part C of the interpretation document of UN Regulation No. 155 and requested the secretariat to submit it to WP.29 for adoption at its March 2027 session.
40. The representative of the United Kingdom introduced document ECE/TRANS/WP.29/GRVA/2026/30, aimed at clarifying that the Certificates of Conformity issued under UN Regulations Nos. 155 and 156 and the corresponding type approvals should be issued by the same Type Approval Authority. The representative of OICA, also speaking on behalf of CLEPA and CLCCR, presented their views on the practical difficulties arising from the requirement for a single Approval Authority to issue both the Certificate of Conformity and the type approval (GRVA-26-20). They proposed amendments to the 1958 Agreement regarding the voluntary acceptance of Certificates of Conformity (GRVA-26-21). Following discussion, GRVA adopted GRVA-26-35.
41. GRVA adopted ECE/TRANS/WP.29/GRVA/2026/30, as amended by Annex VII to this report (based on GRVA-26-35), and requested the secretariat to submit it as draft Supplement 4 to UN Regulation No. 155 and draft Supplements 2 and 1 to the original version and the 01 series of amendments to UN Regulation No. 156, respectively, to WP.29 and AC.1 for consideration and vote at their March 2027 sessions.
42. The representative of the United Kingdom introduced the proposed amendments to the Terms of Reference of the IWG on CS/OTA contained in document GRVA-26-19 (reproduced in Annex XII). GRVA adopted the proposal and extended the mandate of the group until November 2029.