Commission Regulation (EU) 2026/1791 of 23 July 2026 amending and correcting Regulation (EU) 2017/1151 as regards emission type-approval procedures for light passenger and commercial vehicles for end dates of Euro 6 vehicles and certain specific technical requirements

Amendments to Regulation (EU) 2017/1151

Article 1

Annexes I, IIIA and XX to Regulation (EU) 2017/1151 are amended in accordance with Annex I to this Regulation.

Corrections to Regulation (EU) 2017/1151

Article 2

Annexes I and IIIA to Regulation (EU) 2017/1151 are corrected in accordance with Annex II to this Regulation.

Entry into force

Article 3

This Regulation shall enter into force on the twentieth day following that of its publication in the Official Journal of the European Union .

ANNEX ISupplementary provisions

ANNEX I Annexes I, IIIA and XX to Regulation (EU) 2017/1151 are amended as follows: (1) Annex I is amended as follows: (a) in point 2.4.1, Figure I.2.4, the entry for ‘CO2 emissions, fuel consumption, electric energy consumption and electric range’ is replaced by the following: ‘CO 2 emissions, fuel consumption, electric energy consumption and electric range Yes Yes Yes Yes ( 9 ) Yes (both fuels) Yes (both fuels) Yes (petrol), Yes ( 9 ) (hydrogen) Yes (both fuels) Yes Yes Yes Yes ( 10 )’ (b) in Figure I.2.4, in the list of tablenotes, the following tablenotes ( 9 ) and ( 10 ) are added: ‘(9) Only fuel consumption shall be determined when the vehicle is running on hydrogen. (10) Measuring of CO2 emissions is not required.’; (c) points 4.6 and 4.7 are deleted; (d) Appendix 6, Table 1, is amended as follows: (i) the entries EB, EC, AX, AY and AZ are replaced by the following: ‘EB Euro 6e -bis Euro 6-2 M1, N1 PI, CI 1.1.2025 1.1.2026 28.11.2027 ED Euro 6e-bis Euro 6-2 M1, N1 SVM ( 3 ) PI, CI 1.1.2025 1.1.2026 31.12.2027 EB Euro 6e-bis Euro 6-2 M2, N2 PI, CI 1.1.2025 1.1.2026 31.12.2027 EC Euro 6e-bis-FCM Euro 6-2 M1, N1 PI, CI     28.11.2027 EC Euro 6e-bis-FCM Euro 6-2 M2, N2 PI, CI 1.1.2027 1.1.2028 28.5.2029 EE Euro 6e-bis-FCM   M1, N1 SVM ( 3 ) PI, CI 1.1.2027 1.1.2028 30.6.2030 EE Euro 6e-bis-FCM   M2, N2 SVM ( 4 ) PI, CI 1.1.2027 1.1.2028 30.6.2031 AX n.a. n.a. M1, N1 Battery full electric     28.11.2027 AX n.a. n.a. M2, N2 Battery full electric     28.5.2029 AS n.a. n.a. M1, N1 SVM ( 3 ) Battery full electric     30.6.2030 AS n.a. n.a. M2, N2 SVM ( 4 ) Battery full electric     30.6.2031 AY n.a. n.a. M1, N1 Fuel cell     28.11.2027 AY n.a. n.a. M2, N2 Fuel cell     28.5.2029 AT n.a. n.a. M1, N1 SVM ( 3 ) Fuel cell     30.6.2030 AT n.a. n.a. M2, N2 SVM ( 4 ) Fuel cell     30.6.2031 AZ n.a. n.a. M1 and N1 vehicles using certificates in accordance with point 2.1.1 of Annex I PI, CI     30.6.2030 AZ n.a. n.a. M2 and N2 vehicles using certificates in accordance with point 2.1.1 of Annex I PI, CI     30.6.2031’ (ii) in the list of tablenotes, the following tablenotes ( 3 ) and ( 4 ) are added: ‘( 3 ) Vehicles of categories M1 and N1 manufactured by small-volume manufacturers as defined in Article 3, point (48), of Regulation (EU) 2024/1257 or by ultra-small-volume manufacturers as defined in Article 3, point (49), of Regulation (EU) 2024/1257. ( 4 ) Vehicles of categories M2 and N2 manufactured by small-volume manufacturers as defined in Article 3, point (48), of Regulation (EU) 2024/1257 or by ultra-small-volume manufacturers as defined in Article 3, point (49), of Regulation (EU) 2024/1257.’; (e) in Appendix 7, the first indent under ‘Certifies that’ is replaced by the following: ‘— The vehicle types listed in attachment to this Certificate are in compliance with the provisions of paragraph 7. of Appendix 1 to Annex C5 to UN Regulation No 154  ( *1 ) relating to the in-use performance of the OBD system under all reasonably foreseeable driving conditions. ( *1 )   UN Regulation No 154 – Uniform provisions concerning the approval of light-duty passenger and commercial vehicles with regard to criteria emissions, emissions of carbon dioxide and fuel consumption and/or the measurement of electric energy consumption and electric range (WLTP) [2022/2124] ( OJ L 290, 10.11.2022, p. 1 , ELI: http://data.europa.eu/eli/reg/2022/2124/oj ), 02 series of amendments.’;" ( )   UN Regulation No 154 – Uniform provisions concerning the approval of light-duty passenger and commercial vehicles with regard to criteria emissions, emissions of carbon dioxide and fuel consumption and/or the measurement of electric energy consumption and electric range (WLTP) [2022/2124] ( OJ L 290, 10.11.2022, p. 1 , ELI: http://data.europa.eu/eli/reg/2022/2124/oj ), 02 series of amendments.’; (2) Annex IIIA is amended as follows: (a) the first paragraph in point 3.3 is replaced by the following: ‘PEMS tests shall not be required for each “ vehicle type with regard to emissions ”. Several vehicle emission types may be put together by the vehicle manufacturer to form a “PEMS test family” in accordance with the requirements of paragraph 3.3.1, which shall be validated in accordance with the requirements of paragraph 3.4.’; (b) Appendix 1 is replaced by the following: ‘Appendix 1 Where reference is made to “Portable emissions measurement system” or “PEMS”, the requirements laid down in Annex 4 of UN Regulation No 168  ( *2 ) shall apply.;’; ( *2 )   UN Regulation No 168 – Uniform provisions concerning the approval of light-duty passenger and commercial vehicles with regard to real driving emissions (RDE) [2024/211] ( OJ L, 2024/211, 12.1.2024, ELI: http://data.europa.eu/eli/reg/2024/211/oj )." ( )   UN Regulation No 168 – Uniform provisions concerning the approval of light-duty passenger and commercial vehicles with regard to real driving emissions (RDE) [2024/211] ( OJ L, 2024/211, 12.1.2024, ELI: http://data.europa.eu/eli/reg/2024/211/oj ). (c) Appendix 7 is amended as follows: (i) point 5.1 is replaced by the following: ‘5.1. Drift correction The drift correction shall be calculated in accordance with paragraph 5.0 of Annex 7 to UN Regulation No 168.’; (ii) point 7.3 is replaced by the following: ‘7.3. Calculation method using air mass flow and air-to-fuel ratio The instantaneous mass flow rate may be calculated in accordance with paragraph 7.3 of Annex 7 to UN Regulation No 168.’; (iii) in point 8, the introductory paragraph is replaced by the following: ‘The instantaneous mass emissions [g/s] shall be determined by multiplying the instantaneous concentration of the pollutant under consideration [ppm] with the instantaneous exhaust mass flow rate [kg/s], both corrected and aligned for the transformation time, and the respective u value in Table A7/1. If measured on a dry basis, the dry-wet correction in accordance with paragraph 5.2 shall be applied to the instantaneous component concentrations before executing any further calculations. If occurring, negative instantaneous emission values shall enter all subsequent data evaluations. Parameter values shall enter the calculation of instantaneous emissions [g/s] as reported by the analyser, flow-measuring instrument, sensor or the ECU. The following equation shall be applied:’; (3) in Annex XX, point 1 is replaced by the following: ‘1. INTRODUCTION This Annex sets out the requirements for measuring; (a) net engine power; (b) net power and the maximum 30 minutes power of electric drive trains. For electric drive trains that are composed of controllers and motors which are used as the sole mode of propulsion for part of the time, the requirements for measuring net power and the maximum 30 minutes power of electric drive trains shall also apply in addition to the requirements for measuring net engine power.’. ( *1 )   UN Regulation No 154 – Uniform provisions concerning the approval of light-duty passenger and commercial vehicles with regard to criteria emissions, emissions of carbon dioxide and fuel consumption and/or the measurement of electric energy consumption and electric range (WLTP) [2022/2124] ( OJ L 290, 10.11.2022, p. 1 , ELI: http://data.europa.eu/eli/reg/2022/2124/oj ), 02 series of amendments.’; ( *2 )   UN Regulation No 168 – Uniform provisions concerning the approval of light-duty passenger and commercial vehicles with regard to real driving emissions (RDE) [2024/211] ( OJ L, 2024/211, 12.1.2024, ELI: http://data.europa.eu/eli/reg/2024/211/oj ).

ANNEX IISupplementary provisions

ANNEX II Annexes I and IIIA to Regulation (EU) 2017/1151 are corrected as follows: (1) in Annex I, point 3.5.2.2, the equation is replaced by the following: ‘(E) = |(V 2 -V 1 )|/V 1 ’; (2) Annex IIIA, Appendix 9 is corrected as follows: (a) in point 3.1.2., the third equation is replaced by the following: ‘ ’; (b) in point 3.1.3.1., the fourth paragraph is replaced by the following: ‘The number of datasets with acceleration values a i > 0,1 m/s 2 shall be greater than or equal to 100 in each speed bin.’; (c) in point 4.1.1, ‘31,365’ is replaced by ‘31,635’.