Proposal clarifies the test procedure of endurance test for pressure regulators.

Proposal to amend UN Regulation No. 73 by inserting new paragraphs introducing Supplement 3 to the 01 series of amendments to take into account vehicles of categories X and Y and vehicles with a manual mode operating at speeds above 6 km/h equipped with an Automated Driving System. The Regulation was originally drafted for vehicles with driver and manual driving controls, and this amendment extends application to vehicles without driver and without manual driving controls inside the vehicle.

New paragraphs introduce provisions for vehicles of categories X and Y and vehicles with manual mode operating above 6 km/h equipped with an Automated Driving System. The regulation extends application to vehicles without driver and manual driving controls. Special provisions or exemptions do not apply to vehicles equipped with an ADS other than categories X and Y in manual or automated driving mode.

The amendment extends application to vehicles of categories X and Y, and vehicles with manual mode operating above 6 km/h equipped with an Automated Driving System. The Regulation was originally drafted for vehicles with driver and manual driving controls; the amendment extends application to vehicles without driver and without manual driving controls. For vehicles equipped with an ADS other than categories X and Y, no special provisions or exemptions apply in any driving mode.

Proposal for Supplement 1 to UN R102 to amend provisions for vehicles of categories X and Y and vehicles with an Automated Driving System operating at speeds above 6 km/h. Amendments add logic signal transmission to the ADS indicating power system/control system failures, correct engagement of positive locking systems, and maximum extension of hydraulic or pneumatic close-coupling devices. Testing provisions are modified for ADS-equipped vehicles, including steering equipment actuation at maximum performance allowed by the ADS.

Proposal clarifies the test procedure of endurance test for pressure regulators.

Proposal to supplement 01 Series of Amendments to UN R116. Supplement 4 extends application to vehicles of category X and Y, and vehicles with manual mode operating above 6 km/h equipped with Automated Driving System. New definitions added for ADS feature of type 1 and type 2. Device to prevent unauthorized use definition amended to include locking steering, transmission, gearshift control, or brakes. Immobilizer setting requirements modified. Annex 11 requirements do not apply during remote-control manoeuvring and remote-control parking under UN R79, for vehicles of categories X and Y, or when ADSF-2 is activated by authorized registered digital key.

The supplement accounts for vehicles of categories X and Y, and vehicles with manual mode operating above 6 km/h equipped with an Automated Driving System. Scope updated: Regulation does not apply to vehicles of category Y (no occupants inside) or category X without on-board manual mode. New definition of “Safety Concept” added. Vehicles of category X with on-board manual mode not using driver’s seat may fulfil alternative requirements if manufacturer demonstrates equivalent safety level.

Proposal to amend UN Regulation No. 122 (Heating Systems). The 01 series of amendments takes into account vehicles of categories X and Y and aligns provisions in Annex 5 for all occupants. Surface temperature limits for heating systems apply equally to drivers and passengers regardless of seat position or vehicle category, with special care for rear seats of M₁ vehicles. Manufacturers may justify higher temperatures through a safety concept demonstrating no increased burn risk. Transitional provisions allow type approvals under preceding series until 1 September 2028. The proposal amends and supersedes ECE/TRANS/GRSG/2026/7.

Proposal for Supplement 1 to the 03 Series of Amendments to UN R125 (Forward Field of Vision), amending and superseding ECE/TRANS/GRSG/2026/8. The proposal introduces provisions for vehicles of categories X and Y, and vehicles equipped with an Automated Driving System (ADS). Vehicles of category Y without a driver are exempt from the Regulation. For vehicles of category X with manual driving modes, different provisions apply depending on operation method: remote-control operation is exempt; seated operation follows general provisions; and on-board operation not using a driver’s seat may use alternative requirements demonstrating equivalent safety levels.

Proposal to amend and supersede document ECE/TRANS/GRSG/2025/18 as amended by GRSG-130-66 Rev. 2. This document amends and supersedes those documents. Supplement ² to the 02 series of amendments to UN R39 is introduced to account for vehicles of categories X and Y, as well as vehicles with manual mode operating at speeds above 6 km/h equipped with an Automated Driving System Feature of Type 2. The Regulation extends application to vehicles without driver and without manual driving controls. An odometer display is required for vehicles of categories X and Y. Speedometer requirements do not apply to vehicles of categories X and Y or while an ADSF-2 is active. Authorised persons may read the odometer.

This proposal is to add Component and Separate Technical Units (STU) approvals regulatory supplement to the UN Regulation No. 159 for “Uniform provisions concerning the approval of motor vehicles with regard to the Moving Off Information System for the Detection of Pedestrians and Cyclist”
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The Special Interest Group on Component & Separate Technical Units (SIG-C&STU) proposes amendments to UN R159, UN R158, UN R151, and UN R166 to add Component and Separate Technical Unit approvals. For UN R159, the proposal introduces a universal functional block structure separating Detection, Control, and Human Machine Interface functions, with Component or Separate Technical Unit fulfilling Detection and Control as minimum requirements. The regulation is restructured into three parts: vehicles without approved Component or Separate Technical Unit, vehicles with approved Component or Separate Technical Unit, and Component or Separate Technical Unit specifications. UN R158 adds new devices for Rear-View Camera Systems and Detection Systems to Part I, with corresponding installation requirements in Part II. The group requests written comments within four weeks and plans submission to Working Party 29 in June 2026.

Proposal to amend UN R159 to insert new paragraphs 0.8. and 0.8.1. to 0.8.32. addressing vehicles of categories X and Y with Automated Driving Systems. The Regulation is amended to clarify that Moving Off Information Systems are only required when a driver is in control and that vehicles without manual driver control capability are not required to comply. Paragraph 1.1. is amended to apply to vehicles of categories M₂, M₃, N₂ and N₃. Paragraph 1.3. is amended to exempt vehicles of category Y and vehicles of category X without manual on-board operation capability. Various other paragraphs and annexes are amended accordingly. This proposal amends and supersedes ECE/TRANS/GRSG/2026/12.

The Special Interest Group on Component & Separate Technical Unit (SIG-C&STU) for the Supplement of UN Regulations 151, 158, 159 and 166. Proposal adds Component and Separate Technical Units (STU) approvals requirements.

Proposal to amend and supersede ECE/TRANS/GRSG/2026/11. Supplement 6 to UN R158 amends provisions for means of rear visibility and detection. The Regulation is amended to account for vehicles of categories X and Y. Vehicles of category Y and vehicles of category X without manual mode intended to be operated on-board are exempted. Vehicles equipped with Automated Driving Systems must comply when operated manually by a driver on-board. Alternative provisions apply for category X vehicles with manual operation other than seated in driver’s seat.

Proposal to amend and supersede ECE/TRANS/GRSG/2026/9 to supplement the 01 series of amendments to UN R144. New provisions address vehicles of category X and those equipped with an Automated Driving System. Vehicles of category Y are exempted. Amendments clarify AECS control accessibility for occupants in vehicles with ADS feature of type 2, define ADS feature types, update exclusions, and modify hands-free audio performance requirements for drivers or passengers as applicable.

Proposal to amend UN R151 (Blind Spot Information Systems) to account for vehicles of categories X and Y equipped with an Automated Driving System. BSIS is required to work when a driver is in control; vehicles of category Y and vehicles of category X without a manual mode intended to be operated on-board the vehicle are not required to comply. Vehicles of category X with a manual mode operated on-board not using a driver’s seat may be approved using alternative requirements demonstrating equivalent safety. The proposal amends scope, definitions, and approval marking provisions. This proposal amends and supersedes ECE/TRANS/GRSG/2026/10.

Clarification request of the consolidated text of paragraph 6.5.10 as amended
by supplement 4

Proposal to amend UN Regulation No. 121 by inserting new paragraph 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. Table 1, Note No. 20 is amended to clarify that the font of letters “OFF” or “ESC OFF” is not intended to be restrictive. The purpose is to clarify the text, provide flexibility, harmonize with international standards, and adapt to current digital work tools.

Proposal to amend UN Regulation No. 39 (Speedometer and odometer) to introduce software update references and identification. New provisions add definitions regarding Software Identification Number, refer to Consolidated Resolution on the Construction of Vehicles (R.E.3), Annex 7, paragraph 2. Modifications address production definitively discontinued, software updates for registered vehicles, hardware and software information provision, vehicle approval for differentiating software versions, and additional information regarding software identification. The proposal references ECE/TRANS/WP.29/1175, paragraph 37, and incorporates provisions from R.E.3 Annex 7 to define R39SWIN as dedicated identifier representing type-approval relevant software information.

Proposal to amend and supersede document ECE/TRANS/GRSG/2026/2 to UN R43. Supplement 13 to the 01 series of amendments introduces provisions for vehicles of category X and Y, and vehicles with manual mode operating above 6 km/h equipped with Automated Driving System Feature of Type 2. The amendment extends application to vehicles without driver and manual driving controls. Different manual modes are considered: remote-control operation, seated driver operation for category X, and onboard operation other than seated for category X. Requirements for windscreens, safety glazing, light transmittance, and installation provisions are modified accordingly for these vehicle categories.

Proposal to introduce references to ADS acceleration demands, establish speed limitation requirements for vehicles of Categories X and Y, require ASLF and ASLD deactivation upon ADS feature activation, and specify testing procedures including dedicated activation methods for vehicles without manual driving controls.

Proposal to amend WP.29-198-07. Paragraph 5.3.2. is amended to specify that the “Condition for requirement” field for visual images in the time-series data table during a triggering event is set to “Mandatory,” with a recording interval of -7 to +7 seconds relative to the triggering event. The EDR/DSSAD-IWG has agreed to this modification to complete the blank field in the original document.

Proposal to amend WP.29-198-09. The proposal modifies paragraph 5.3.2 to specify that visual images are mandatory data elements to be recorded during a triggering event, with a recording interval of minus 7 to plus 7 seconds relative to the triggering event. The EDR/DSSAD-IWG has agreed to set the condition for requirement field to “Mandatory” in the visual image table.