# Commission Regulation (EU) 2017/1151 of 1 June 2017 supplementing Regulation (EC) No 715/2007 of the European Parliament and of the Council on type-approval of motor vehicles with respect to emissions from light passenger and commercial vehicles (Euro 5 and Euro 6) and on access to vehicle repair and maintenance information, amending Directive 2007/46/EC of the European Parliament and of the Council, Commission Regulation (EC) No 692/2008 and Commission Regulation (EU) No 1230/2012 and repealing Commission Regulation (EC) No 692/2008 (Text with EEA relevance), Division 2.3


The ‘OBD threshold limits’ specified in section 3.3.2 of Annex 11 to UN/ECE Regulation 83 shall be understood as reference to the requirements specified in points 2.3.1. and 2.3.2. below:
2.3.1.The OBD thresholds limits for vehicles that are type approved in accordance with the Euro 6 emission limits set out in Table 2 of Annex I to Regulation (EC) No 715/2007 from three years after the dates given in Article 10(4) and 10(5) of that Regulation are given in the following table:
Positive ignition particulate mass and particle number limits apply only to vehicles with direct injection engines.
Particle number limits may be introduced at a later date.
Key: PI = Positive Ignition, CI = Compression Ignition.
Final Euro 6 OBD threshold limits
Reference mass (RM) (kg)
Mass of carbon monoxide
Mass of non-methane hydrocarbons
Mass of oxides of nitrogen
Mass of particulate matter
Number of particles
Category
Class
(CO) (mg/km)
(NMHC) (mg/km)
(NO x ) (mg/km)
(PM) (mg/km)
(PN) (#/km)
PI
CI
PI
CI
PI
CI
CI
PI
CI
PI
M
—
All
1 900
1 750
170
290
90
140
12
12
N 1
I
RM ≤ 1 305
1 900
1 750
170
290
90
140
12
12
II
1 305 < RM ≤ 1 760
3 400
2 200
225
320
110
180
12
12
III
1 760 < RM
4 300
2 500
270
350
120
220
12
12
N 2
—
All
4 300
2 500
270
350
120
220
12
12
2.3.2.Until three years after the dates specified in Article 10(4) and (5) of Regulation (EC) No 715/2007 for new type approvals and new vehicles respectively, the following OBD threshold limits shall be applied to vehicles that are type approved in accordance with the Euro 6 emission limits set out in Table 2 of Annex I to Regulation (EC) No 715/2007, upon the choice of the manufacturer:
Positive ignition particulate mass limits apply only to vehicles with direct injection engines.
Key: PI = Positive Ignition, CI = Compression Ignition
Preliminary Euro 6 OBD threshold limits
Reference mass (RM) (kg)
Mass of carbon monoxide
Mass of non-methane hydrocarbons
Mass of oxides of nitrogen
Mass of particulate matter
Category
Class
(CO) (mg/km)
(NMHC) (mg/km)
(NO x ) (mg/km)
(PM) (mg/km)
PI
CI
PI
CI
PI
CI
CI
PI
M
—
All
1 900
1 750
170
290
150
180
25
25
N 1
I
RM ≤ 1 305
1 900
1 750
170
290
150
180
25
25
II
1 305 < RM ≤ 1 760
3 400
2 200
225
320
190
220
25
25
III
1 760 < RM
4 300
2 500
270
350
210
280
30
30
N 2
—
All
4 300
2 500
270
350
210
280
30
30

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Source: https://www.legislation.gov.uk/eur/2017/1151/annex/XI/division/1/division/2/division/2.3 (the official version)
Page: https://openlegislation.uk/eu-regulation-2017-1151/annex-XI/division-1/division-2/division-2.3
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.