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Commission Regulation (EU) 2019/1939 ANNEX III

Commission Regulation (EU) 2019/1939 ANNEX III

ANNEX IIISupplementary provisions

ANNEX III Annex VI to Regulation (EU) No 582/2011 is amended as follows: (1) in Section 8, the following paragraph is added: ‘The methodology for the assessment of AES is described in Appendix 2 to this Annex.’; (2) in Appendix 1, the second paragraph of point 3.1. is replaced by the following: ‘The vehicle payload shall be 50-60 % of the maximum vehicle payload. A deviation from that range may be agreed with the approval authority. The reason for such a deviation shall be indicated in the test report. The additional requirements set out in Annex II shall apply.’; (3) the following Appendix is added: ‘Appendix 2 Methodology for the assessment of AES For the purposes of assessing the AES, the approval authority shall verify at least whether the requirement laid down in this Appendix are fulfilled. (1) The increase of emissions induced by the AES shall be kept at the lowest possible level: (a) The increase of total emissions when using an AES shall be kept at the lowest possible level throughout the normal use and life of the vehicles; (b) Whenever a technology or design that would allow for improved emission control is available on the market at the time of the AES preliminary assessment it shall be used with no unjustified modulation. (2) When used to justify an AES, the risk of sudden and irreparable damage to the engine, shall be appropriately demonstrated and documented, including the following information: (a) Proof of catastrophic (i.e. sudden and irreparable) engine damage shall be provided by the manufacturer, along with a risk assessment which includes an evaluation of the likelihood of the risk occurring and severity of the possible consequences, including results of tests carried out to this effect; (b) When a technology or design is available on the market at the time of the AES application that eliminates or reduces that risk, it shall be used to the largest extent technically possible (i.e. with no unjustified modulation); (c) Durability and the long-term protection of the engine or components of the emission control system from wear and malfunctioning shall not be considered an acceptable reason to accept an AES. (3) An adequate technical description shall document why it is necessary to use an AES for the safe operation of the vehicle: (a) Proof of an increased risk to the safe operation of the vehicle should be provided by the manufacturer along with a risk assessment which includes an evaluation of the likelihood of the risk occurring and severity of the possible consequences, including results of tests carried out to this effect; (b) When a different technology or design is available on the market at the time of the AES application that would allow for lowering the safety risk, it shall be used to the largest extent technically possible (i.e. with no unjustified modulation). (4) An adequate technical description shall document why it is necessary to use an AES during engine start or warm up: (a) Proof of the need to use an AES during engine start shall be provided by the manufacturer along with a risk assessment which includes an evaluation of the likelihood of the risk occurring and severity of the possible consequences, including results of tests carried out to this effect; (b) Where a different technology or design is available on the market at the time of the AES application that would allow for improved emission control upon engine start, it shall be used to the largest extent technically possible. ’

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Other provisions in Commission Regulation (EU) 2019/1939

Compiled from an official source version. Later amendments or repeals may not be reflected; the official text prevails. · Read the official text ↗ · Data as of 2026-07-04

CitationANNEX III of Commission Regulation (EU) 2019/1939 (LawPlayer, data as of 2026-07-04)

© European Union, https://eur-lex.europa.eu, 1998-2026. Reuse authorised under Commission Decision 2011/833/EU, provided the source is acknowledged.

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