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UN R11 Supplement 3 (04 series) · UNECE Regulation No. 11 (ECE R11) — Uniform provisions concerning the approval of vehicles with regard to door latches and door retention components.

UN R11 — Supplement 3 to the 04 series of amendments

Supplement 2 → 3

Adopted at the WP.29 199th sessionEntry into force not yet known
What changed
  • The Regulation now accounts for vehicles of category X and does not apply to vehicles of category Y.
  • Each door system of a vehicle with an ADSF-2 that can be active with occupants on board must have a door closure warning system.
  • While an ADSF-2 is active with occupants, all doors next to seating positions suitable for children must have the side rear door locking device.
Why
  • The Regulation was first written for vehicles with a driver and manual driving controls.
  • The amendment intends to keep the spirit of the Regulation and to extend its application to vehicles without a driver and manual driving controls.
  • WP.29 aimed to adopt all documents of the review of existing UN Regulations for Automated Driving Systems (ADS) at its June 2026 session.

Q1What changed28 changes

Introduction and scope for vehicles of categories X and Y (section 0., paras. 1.1. and 1.2.)

New section 0. says that the Regulation is amended to account for vehicles of category X. New paragraph 1.2. says that the Regulation does not apply to vehicles of category Y, and the old scope text becomes paragraph 1.1. Without a driver or manual driving controls, provisions related to them must not be taken into account, unless this amendment already covers them. For vehicles with an ADS other than category X, no special provisions or exemptions apply in the manual driving mode. In a mode where an ADS feature is active, the relevant ADS requirements apply.

Introduction
For supplement 3 to the 04 series of amendments:
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New ADS feature types ADSF-1 and ADSF-2 (paras. 2.28. and 2.29., Annex 1)

Paragraph 2.28. defines ADSF-1: an ADS feature that includes an ADS fallback response which requires a fallback user. Paragraph 2.29. defines ADSF-2: an ADS feature that does not include an ADS fallback response which requires a fallback user. Paragraphs 5.2.3., 5.3., 6.3.2. and 6.3.2.2. use the term ADSF-2. In the communication form of Annex 1, new item 9.1. asks if the vehicle is equipped with ADSF-2, with the answers Yes/No/Optional.

"ADS feature of type 1 (ADSF-1)" means an ADS feature which includes an ADS fallback response requiring a fallback user.
"ADS feature of type 2 (ADSF-2)" means an ADS feature which does not include an ADS fallback response requiring a fallback user.
1 more change in this group — open in Compare

Door closure warning system and the ADS (paras. 2.9., 5.2.3. and 5.3.)

The definition in paragraph 2.9. adds a logic signal to the ADS (as applicable) as an alternative to the visual signal for the driver. The trigger does not change: a door latch system that is not in its fully latched position while the vehicle ignition is activated. Paragraph 5.2.3. requires a door closure warning system on each door system of vehicles with an ADSF-2 that can be active with occupants on board. Paragraph 5.3. requires the door closure warning system to transmit a logic signal to the ADS while an ADSF-2 is active with occupants.

"Door closure warning system" is a system that will activate a visual signal located where it can be clearly seen by the driver or will transmit a logic signal to the ADS (as applicable), when a door latch system is not in its fully latched position and while the vehicle ignition is activated;.
Each door system of vehicles equipped with an ADSF-2 that can be active whilst carrying occupants shall be equipped with a door closure warning system.
1 more change in this group — open in Compare

Side door definitions and locking devices (paras. 2.24., 2.25. and 6.3.2.)

For vehicles of category X, paragraphs 2.24. and 2.25. now consider the most forward outboard seat instead of the driver's seat. The rest of both definitions does not change. Paragraph 6.3.2. now has the heading “Side Doors”. Each side rear door must still have at least one locking device; the old text said “rear side door”. While an ADSF-2 is active with occupants, all doors next to seating positions suitable for children must have the side rear door locking device.

"Side front door" is a door that, in a side view, has 50 per cent or more of its opening area forward of the rearmost point on the driver's seat back, when the seat back is adjusted to its most vertical and rearward position, providing direct access for passengers to enter or depart the vehicle. In case of vehicles of category X, the most forward outboard seat is considered instead of the driver's seat;
"Side rear door" is a door that, in a side view, has 50 per cent or more of its opening area to the rear of the rearmost point on the driver's seat back, when the driver's seat is adjusted to its most vertical and rearward position, providing direct access for passengers to enter or depart the vehicle. In case of vehicles of category X, the most forward outboard seat is considered instead of the driver's seat;
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Permitted types of locking device (paras. 6.3.2.1. and 6.3.2.2.)

In paragraph 6.3.2.1., item (b) now covers only an interior device readily accessible to the driver. New item (c) covers a device readily accessible to the occupant next to the door. New item (d) covers a device controlled by the ADS that must comply with UN Regulation No. [XXX] (original version or later series of amendments). For item (d), means must be installed to make the egress of all occupants easier in an emergency. Paragraph 6.3.2.2. now permits any system in items (a), (b) or (c) as an additional locking feature. While an ADSF-2 is active in a vehicle with occupants, any system in items (a), (c) or (d) is permitted as an additional locking feature.

The locking device may be a:
Child A child safety lock system; or
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Transverse test direction in Annex 4 (paras. 2.2.3.3. and 2.3.3.3.)

In Annex 4 (inertial test procedures), transverse setup 1 now uses an impact on one side of the vehicle. Before this supplement, it used a driver-side impact. This applies to the test of the vehicle or body in white (para. 2.2.3.3.) and to the test of the door subsystems (para. 2.3.3.3.).

Transverse setup 1. Orient the vehicle or body in white so that its transverse axis is aligned with the axis of the acceleration device, simulating a driver-side an impact on one side of the vehicle.
Transverse setup 1. Orient the door subsystem(s) on the acceleration device in the direction of a driver-side an impact on one side of the vehicle.

New R.E.3 references in footnotes 1 and 2

Footnote 1 of sections 0. and 1. now refers to the definitions in R.E.3, document ECE/TRANS/WP.29/78/Rev.8. Footnote 1 no longer refers to paragraph 2 of R.E.3. Footnote 2 of paragraph 4.4.1. now refers to R.E.3 document ECE/TRANS/WP.29/78/Rev.8 for the distinguishing numbers of the Contracting Parties. Before, footnote 1 referred to Rev.2 and footnote 2 to Rev.2/Amend.1. Both footnotes now give a new web address.

As defined in the Consolidated Resolution on the Construction of Vehicles (R.E.3.), document ECE/TRANS/WP.29/78/Rev.2, para. 2. - www.unece.org/trans/main/wp29/wp29wgs/wp29gen/wp29resolutions.htmlECE/TRANS/WP.29/78/Rev.8 - https://unece.org/transport/vehicle-regulations/wp29/resolutions
The distinguishing numbers of the Contracting Parties to the 1958 Agreement are reproduced in Annex 3 to the Consolidated Resolution on the Construction of Vehicles (R.E.3), document ECE/TRANS/WP.29/78/Rev.2/Amend.1 - www.unece.org/trans/main/wp29/wp29wgs/wp29gen/wp29resolutions.htmlECE/TRANS/WP.29/78/Rev.8 - https://unece.org/transport/vehicle-regulations/wp29/resolutions
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Q2Why it changed

Proposed by
Expert from Germany on behalf of the GRSP Task Force on Automated Vehicles Regulation Screening (TF-AVRS)
Working party
GRSP, 78th session (December 2025)

Reasons

  • The Regulation was first written for vehicles with a driver and manual driving controls. The amendment intends to keep the spirit of the Regulation and to extend its application to vehicles without a driver and manual driving controls. The expert from Germany prepared the proposal text on behalf of TF-AVRS to enable the application of the Regulation to vehicles equipped with an ADS.

    Sources (4)
    “The Regulation was originally drafted for vehicles with driver and manual driving controls”
    “it is the intention of this amendment to keep the spirit of the regulation and to extend its application to vehicles without driver and manual driving controls”
    “The text reproduced below was prepared by the expert from Germany on behalf of TF-AVRS, to enable the application of the regulation to vehicles equipped with an ADS”
    “See paragraph 0. in the proposal”
  • WP.29 aimed to adopt all documents of the review of existing UN Regulations for Automated Driving Systems (ADS) at its June 2026 session.

    Source
    “WP.29 reaffirmed its objective to adopt all documents related to the review of existing UN Regulations related to Automated Driving Systems (ADS) at its June 2026 session”

Document trail

  1. 2025-09ProposalECE/TRANS/WP.29/GRSP/2025/11Proposal by the expert from Germany on behalf of TF-AVRS
  2. —Amended in sessionGRSP-78-48TF-AVRS changes to ECE/TRANS/WP.29/GRSP/2025/11
  3. —Working party adoptsECE/TRANS/WP.29/GRSP/78GRSP session report, para. 43 and Annex IX
  4. 2026-04Sent to WP.29ECE/TRANS/WP.29/2026/59Text that GRSP sent to WP.29 and AC.1
  5. —Amended in sessionWP.29-199-10Amendments for the AC.1 vote, reproduced in Annex VI of ECE/TRANS/WP.29/1192
  6. 2026-06-24WP.29 adoptsECE/TRANS/WP.29/1192Adopted at the 199th session (session report, para. 103)
  7. PendingIn forceDate not yet known

Q3Who is affected

Vehicle manufacturer

  • Check in R.E.3 (ECE/TRANS/WP.29/78/Rev.8) if your vehicles are of category X or category Y.
  • For category X vehicles, use the most forward outboard seat to classify side front and side rear doors.
  • For vehicles with an ADSF-2 that can be active with occupants, fit door closure warning systems to all door systems.
  • Make the door closure warning system send a logic signal to the ADS while an ADSF-2 is active with occupants.
  • For ADSF-2 operation with occupants, fit the paragraph 6.3.2. locking device to doors next to seating positions suitable for children.
  • If you use an ADS-controlled lock device (item (d)), install means for the egress of all occupants in emergencies.

Component supplier

  • For ADSF-2 operation with occupants, make sure that door closure warning systems can transmit a logic signal to the ADS.
  • For lock release/engagement devices controlled by the ADS, comply with UN Regulation No. [XXX] (paragraph 6.3.2.1.).
  • Give the vehicle manufacturer updated documents for paragraphs 2.9., 5.3. and 6.3.2.1.

Technical service / Approval authority

  • In your Annex 4 test procedures, change transverse setup 1 to an impact on one side of the vehicle. This applies to the tests of the vehicle or body in white and of the door subsystems.
  • Add item 9.1. of Annex 1 to your communication form: “Vehicle is equipped with ADSF-2? Yes/No/Optional”.
  • For ADSF-2 operation with occupants, check the door closure warning systems and their logic signal to the ADS.
  • For ADSF-2 operation with occupants, check the locking devices on doors next to seating positions suitable for children.

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ⓘ This report gives advice only. It is not legal or type-approval advice.

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