Proposal to amend UN R105:

• Modify para. 5.1. to reflect new structure adopted for ADR 2027 by modifying the table of technical specifications,
• amend para. 5.1.1.8. to replace “electrical circuits” with “electrical systems” and add provisions for electronic features,
• amend para. 5.1.1.8.2. to add requirement for additional control device for vehicles equipped with Camera Monitoring System according to UN Regulation No. 46,
• amend para. 5.1.3.5.1. by deleting external signal requirements,
• amend para. 5.1.3.6. and renumber para. 5.1.3.7. to 5.1.3.6.,
• insert new para. 5.1.7. to require motor vehicles and trailers with maximum mass exceeding 3.5 tonnes to be equipped with tyre pressure monitoring systems according to UN Regulation No. 141 as amended by at least 01 series,
• insert new para. 10.7. containing transitional provisions applicable from official entry into force and from 1 January 2029,
• amend Annex 2 to update approval number series from 07 to 08.

Proposal to amend para. 2.5. to change “a potential” to “an imminent” forward collision, insert new paras. 2.48. and 2.49. defining “Non-volatile memory” and “Volatile memory” respectively, and amend para. 5.3.1.2. to permit the EDR to write captured data from Last Stop trigger threshold criterion (a) in volatile memory only, with transfer to non-volatile memory upon occurrence of any other trigger of para. 5.3.1. or deactivation of vehicle master control switch, effective upon entry into force of Supplement 2 to UN R169.

Proposal to amend Annex 4D, para. 2.4., to clarify the endurance test procedure for CNG pressure regulators by specifying that the outlet of the regulator shall be plugged during the cycling of inlet pressure from 100 per cent to 50 per cent of service pressure at room temperature. The regulator shall withstand 50,000 cycles without failure and be leak proof at specified temperatures upon test completion.

Proposal to insert new para. 5.2.1.1. stating that fonts shown in Table 1 are not intended to be restrictive and other fonts may be substituted if legibility is maintained, and amend Table 1, Note No. 20 to delete the statement that the font of the letters “OFF” or “ESC OFF” is not intended to be restrictive.

Agenda includes status of work on GTR and UNR proposals and the Guidance and Interpretation Document (GID), and proposals to resolve open items concerning:

• The baseline document integration of GTR provisions,
• Introduction to the GID,
• Terms and definitions,
• ADS operational states,
• DDT requirements,
• Other ADS requirements,
• Safety of interactions between the ADS and its user(s),
• Safety cases and their assessment,
• SMS requirements and their assessment,
• Test environment requirements and their assessment,
• In-service monitoring and reporting requirements and related annexes,
• Approvals and related annexes,

Proposal to amend UN R18, UN R39, UN R46, UN R55, UN R58, UN R67, UN R73, UN R93, UN R97, UN R102, UN R105, UN R107, UN R110, UN R116, UN R121, UN R122, UN R125, UN R144, UN R147, UN R151, UN R158, UN R159, UN R160, UN R161, UN R162, UN R163, UN R166, UN R169, UN R176, UN R181, UN R182 and UN R183:

• Add new paragraphs defining Software Identification Number by reference to Consolidated Resolution on the Construction of Vehicles (R.E.3) Annex 7, para. 2,
• amend paragraphs concerning production discontinuation to clarify that production is not considered definitively discontinued if vehicle manufacturers intend to obtain subsequent extensions of approval for software updates of vehicles already registered in the market,
• add new paragraphs requiring manufacturers to provide Technical Services with information on all hardware and software having an influence on performance,
• add new paragraphs allowing vehicle manufacturers to apply for new vehicle approvals to differentiate software versions for vehicles already registered in the market from those for new vehicles,
• add new paragraphs to approval forms requesting additional information regarding software identification and software updates, including whether Software Identification Number is held on the vehicle and relevant parameters for identification of vehicles that can be updated with the represented software.

DSSAD data, whether stored on or off the vehicle, shall be readily available and retrievable through an electronic communication interface that complies with a publicly available standard, with internationally recognized standards recommended to promote interoperability. Data elements concerning activation and deactivation of the feature shall be available via the vehicle’s information display or user interface where controls related to manual performance of the DDT are provided, with access to timestamps subject to restrictions ensuring compliance with data protection requirements.

Proposal to insert new definitions for Child Restraint System, ISOFIX position, and i-Size seating position, insert new para. 7.7.8.7 requiring pictograms for ISOFIX-seating positions, i-Size-seating positions, and rearward-facing passenger seats, insert new paras. 10.42 to 10.42.7 establishing transitional provisions with entry into force from the official date, mandatory application from 1 September 2030, and acceptance of prior series until 1 September 2032, and add new figures 33, 34, and 35 to Annex 4 specifying pictogram requirements.

The 9th STCBC Task Force session convenes on 17 June 2026 from 14:30h to 16:30h CET via TEAMS meeting. The agenda includes welcome and meeting arrangements, adoption of the agenda, feedback from GRSP, and amendments to UN R107, UN R173, and UN R145. The next meeting will be scheduled.

Proposal to insert new definitions for Child Restraint System, ISOFIX position, and i-Size seating position, insert new paragraph 7.7.8.7 establishing requirements for Child Restraint Systems including pictogram specifications for ISOFIX-seating positions, i-Size-seating positions, and rearward-facing passenger seats, insert new paragraphs 10.42 to 10.42.7 establishing transitional provisions effective from the official date of entry into force and 1 September 2030, and add new figures 33, 34, and 35 to Annex 4 specifying pictogram requirements.

Proposal to insert definitions for Child Restraint System, ISOFIX position, and i-Size seating position, add requirements for installation of child restraint systems in vehicles of categories M₂ and M₃ including pictogram markings for ISOFIX positions, i-Size seating positions, and rearward-facing passenger seats, and establish transitional provisions. Contracting Parties applying this Regulation shall not be obliged to accept type approvals to preceding series first issued after 1 September 2030.

Proposal to amend para. 2.5.2. to change the lower vertical datum point from 5 above the horizontal to 4 above the horizontal, and amend Figure 3 to reflect this adjustment. The modification harmonizes the location of the lower datum point with the angle of obstruction requirement and resolves an inconsistency in UN Regulation No. 43.

The agenda includes Y-category regulatory framework new for N₁, Y-category pedestrian protection UN R127, UN R42 from informal document GRSP-79-11, UN R134 Y-category exclusion, any other business, and dates for next meetings on 5 October, November week 47, 24 November or 1 December, and 7-11 December at GRSP-80.

Proposal to amend Annex 4 Table 1 to modify the Vulnerable road user secondary safety system warning indicator status data element to record interval -1.1 to 0 sec, modify the VRU Accident emergency call system status data element to recording interval 0-300 ms or 0 to end of event time plus 30 ms whichever is shorter, add Advanced driver distraction warning (ADDW) status as mandatory with On and Off values for Planar, VRU, Rollover, and AEBS events, add ADDW time since warning issued as mandatory with 0 to 240 sec range and +/-1% accuracy at 1 sec resolution, add Driver control assistance system driver monitoring system time since disengagement warning issued as mandatory with 0 to 1000 sec or 0 to 240 sec range and +/-1% accuracy at 1 sec resolution, add Driver drowsiness and attention warning (DDAW) status as mandatory with On and Off values for Planar, VRU, Rollover, and AEBS events, and add DDAW time since warning issued as mandatory with 0 to 60 min or 0 to 600 seconds range, +/-1% accuracy, and 1 min or 1 sec resolution.

Document SG-EDR-47-02 and SG-EDR-47-03 were discussed. The group agreed to include definitions 2.8, 2.10, 2.11, and 2.20 with edits. Proposed definitions will be circulated by June 15 for review with comments due June 26. For data elements, disagreements on frequency rates between contracting parties and industry remain in square brackets. EDR for ADS will be addressed under GRVA and the ADS IWG. An October in-person meeting in Berlin is planned, pending WP.29 direction on integrating DSSAD into the ADS IWG.

Proposal to amend UN R160 definitions and event recording requirements:

• Amend definitions 2.8., 2.10., and 2.11. regarding Automatically Commanded Steering Function categories A, B1, and C,
• Amend definition 2.18. on “End of event time”,
• Amend definition 2.20. on “Engine throttle, percent full”,
• Delete definition 2.25.,
• Amend definition 2.35. on “Non-volatile memory”,
• Amend definition 2.45. on “Service brake status”,
• Amend definition 2.51. on “Time interval between current event and previous event”,
• Amend definition 2.65. on “VRU secondary safety system”,
• Insert new definitions 2.71. through 2.83.,
• Renumber para. 2.2. as 2.25.,
• Amend para. 5.3.1. to establish trigger conditions for planar, VRU, and rollover events separately from AEBS events with provision for events occurring within 300 ms overlap,
• Amend para. 5.3.1.1. through 5.3.1.5. to specify deployment triggers,
• Add new para. 5.3.1.2. for AEBS emergency braking demand trigger,
• Amend para. 5.3.2. and insert new para. 5.3.2.4. on rollover protection system deployment locking,
• Amend para. 5.3.3. to establish time zero for planar, VRU, and rollover events separately from AEBS events,
• Amend para. 5.4.3. to clarify crash test requirements as UN Regulations 95 and either 94 or 137,
• Amend para. 6.1. on acceleration measurement verification,
• Insert transitional provisions in new paras. 12.12. through 12.16. establishing entry into force of 03 series amendments, non-obligation to accept earlier series approvals as from 1 September 2031, and obligation to continue accepting earlier series approvals until 1 September 2033,
• Amend Annex 4 Table 1 data elements for recording intervals, sample rates, ranges, and new elements including Pre-Event Synchronization Timer, Trigger activated, ACPE, ADDW, DDAW, blind spot monitoring, turn signal, DCAS, emergency stop signal, and TTC.

Proposal to amend UN R160:

• Insert new paras. 12.12. to 12.17. establishing transitional provisions for the 03 series of amendments, including that:
  • from the official date of entry into force, no Contracting Party shall refuse type approvals under the amended Regulation,
  • from 1 September 2031, Contracting Parties shall not be obliged to accept type approvals to preceding series first issued after that date,
  • until 1 September 2033, Contracting Parties shall accept type approvals to the 02 series first issued before 1 September 2031,
  • from 1 September 2033, Contracting Parties shall not be obliged to accept type approvals to preceding series,
  • Contracting Parties may grant type approvals according to any preceding series,
  • and Contracting Parties shall continue to grant extensions of existing approvals to any preceding series,
• Amend Annex 4 Table 1 and footnotes 28, 29, and 30 regarding trigger activated recording, powertrain torque demand signals, AEBS target classification, and TTC calculation requirements.

Correction to the justification provided in GRSG/2026/37.

Proposal to amend para. 2.9.1. to define “Adjusted ocular reference point” for vehicles of categories M₁ and N₁ which refers to the adjusted ocular reference point as defined in UN R166, adjusted for back angle according to UN R166 in its original version, Annex 10 paragraph 1. Based on ECE/TRANS/WP.29/GRSG/2026/19.

Proposal to amend para. 4.1. to condition approval on meeting requirements in para. 5., insert new paras. 4.2. to 4.2.4. to establish approval criteria for vehicles up to 12,000 kg maximum mass equipped with deployable occupant restraint systems meeting UN R160 01 or later, requiring equivalence demonstration of EDR triggering performance for vehicles of 8,000–12,000 kg derived from M₁ or N₁ vehicle types through manufacturer determination of restraint deployment thresholds and physical or simulation testing, renumber former paras. 4.2. to 4.6. as paras. 4.3. to 4.7., amend para. 6.2. to specify communication of approval confirmation or refusal to Contracting Parties, and amend Annex 3 heading to reference paras. 4.5. to 4.5.1.

Proposal to:

• Amend para. 6.1.1.2. to differentiate rearview mirror edge requirements between Classes II to VII and Class I,
• amend para. 6.1.1.3. to specify radius of curvature requirements for mirror parts in static contact with spheres,
• amend para. 6.1.1.4. to clarify requirements for protruding parts and introduce a method for determining projection dimensions,
• insert new para. 6.1.1.4.1. to permit determination of component projection either directly or by drawing reference,
• insert new para. 6.1.1.4.2. to specify measurement by maximum sphere distance variation for non-convex surfaces with Figure 1 example,
• amend para. 6.1.1.5. to exempt edges of fixing holes or recesses with diameter or longest diagonal less than 12 mm,
• amend para. 6.1.1.6. to require attachment device design accommodating a cylinder with 70 mm radius (50 mm for L-category vehicles),
• amend para. 6.1.1.7. to exempt exterior mirror parts with Shore A hardness not exceeding 60,
• insert new para. 6.1.1.8. to apply requirements only to rigid supports for interior mirror parts with Shore A hardness less than 50,
• insert new para. 6.1.1.9. to exempt mirrors mounted not less than 2 m above ground at maximum technical permissible mass from para. 6.1.1.3. requirements.

Proposal to amend para. 6.1.1.3. to specify radius of curvature requirements for mirror parts in potential static contact with spheres of specified diameters, and insert new para. 6.1.1.9. providing an exemption from para. 6.1.1.3. requirements for mirrors with lower edges mounted not less than 2 m above ground at maximum technical permissible mass. Based on ECE/TRANS/WP.29/GRSG/2026/26.

Proposal to:

• Insert new para. 6.1.1.9. exempting mirrors with lower edge mounted not less than 2 m above ground at maximum technical permissible mass from requirements of para. 6.1.1.3.,
• Amend para. 6.2.2.1.2. to specify requirements for external surface parts protruding less than 5 mm with blunted outward facing angles,
• Insert new para. 6.2.2.1.2.1. permitting dimension of projection determination by direct measurement or drawing reference,
• Insert new para. 6.2.2.1.2.2. establishing measurement by maximum variation of 100 mm diameter sphere distance,
• Amend para. 6.2.2.1.3. to exempt fixing holes or recesses with diameter or longest diagonal less than 12 mm from radius requirements if blunted,
• Amend para. 6.2.2.1.4. to exempt camera and monitor parts installed outside vehicle made of material with Shore A hardness less than 60,
• Amend para. 6.2.2.1.5. to limit requirements for internal camera and monitor parts made of material with Shore A hardness less than 50 mounted on rigid support to support only,
• Insert new para. 6.2.2.1.6. exempting CMS with lower edge mounted not less than 2 m above ground at maximum technical permissible mass from para. 6.2.2.1.1. requirements. Based on GRSG/110 and GRSG/2026/27.