# Directive 2004/26/EC of the European Parliament and of the Council of 21 April 2004 amending Directive 97/68/EC on the approximation of the laws of the Member States relating to measures against the emission of gaseous and particulate pollutants from internal combustion engines to be installed in non-road mobile machinery (Text with EEA relevance), Division 1: ANNEX I SHALL BE AMENDED AS FOLLOWS:

Extent: E+W+S+N.I.

1)) SECTION 1 SHALL BE AMENDED AS FOLLOWS:
(a) Point A shall be replaced by the following:
“A.
intended and suited, to move, or to be moved with or without road, and with
(i) a C.I. engine having a net power in accordance with section 2.4 that is higher than or equal to 19 kW but not more than 560 kW and that is operated under intermittent speed rather than a single constant speed;
or
(ii) a C.I. engine having a net power in accordance with section 2.4 that is higher than or equal to 19 kW but not more than 560 kW and that is operated under constant speed. Limits only apply from 31 December 2006;
or
(iii) a petrol fuelled S.I. engine having a net power in accordance with section 2.4 of not more than 19 kW;
or
(iv) engines designed for the propulsion of railcars, which are self propelled on-track vehicles specifically designed to carry goods and/or passengers;
or
(v) engines designed for the propulsion of locomotives which are self-propelled pieces of on-track equipment designed for moving or propelling cars that are designed to carry freight, passengers and other equipment, but which themselves are not designed or intended to carry freight, passengers (other than those operating the locomotive) or other equipment. Any auxiliary engine or engine intended to power equipment designed to perform maintenance or construction work on the tracks is not classified under this paragraph but under A(i).”;
(b) Point B shall be replaced by the following:
“"B.
Ships, except vessels intended for use on inland waterways”;
(c) Point C shall be deleted
2)) Section 2 shall be amended as follows:
(a) The following shall be inserted:
“2.8a:
volume of 100m3 or more with regard to a vessel intended for use on inland waterways means its volume calculated on the formula LxBxT, "L" being the maximum length of the hull, excluding rudder and bowsprit, "B" being the maximum breadth of the hull in metres, measured to the outer edge of the shell plating (excluding paddle wheels, rubbing strakes, etc.) and "T" being the vertical distance between the lowest moulded point of the hull or the keel and the maximum draught line.
2.8b:
valid navigation or safety certificate shall mean:
(a) a certificate proving conformity with the 1974 International Convention for the Safety of Life at Sea (SOLAS), as amended, or equivalent, or
(b) a certificate proving conformity with the 1966 International Convention on Load Lines, as amended, or equivalent, and an IOPP certificate proving conformity with the 1973 International Convention for the Prevention of Pollution from Ships (MARPOL), as amended.
2.8c:
Defeat device shall mean a device which measures, senses or responds to operating variables for the purpose of activating, modulating, delaying or deactivating the operation of any component or function of the emission control system such that the effectiveness of the control system is reduced under conditions encountered during the normal non-road mobile machinery use unless the use of such a device is substantially included in the applied emission test certification procedure.
2.8d:
Irrational control strategy shall mean any strategy or measure that, when the non-road mobile machinery is operated under normal conditions of use, reduces the effectiveness of the emission control system to a level below that expected in the applicable emission test procedures.”
(b) The following section shall be inserted:
“2.17
test cycle shall mean a sequence of test points, each with a defined speed and torque, to be followed by the engine under steady state (NRSC test) or transient operating conditions (NRTC test);”
(c) Current Section 2.17 shall be renumbered 2.18 and be replaced by the following:
“2.18.
Symbols and abbreviations
2.18.1.
Symbols for test parameters
Symbol
Unit
Term
A/Fst
-
Stoichiometric air/fuel ratio
AP
m2
Cross sectional area of the isokinetic sampling probe
AT
m2
Cross sectional area of the exhaust pipe
Aver
Weighted average values for:
m3/h
- volume flow
kg/h
- mass flow
C1
-
Carbon 1 equivalent hydrocarbon
Cd
-
Discharge coefficient of the SSV
Conc
ppm Vol%
Concentration (with suffix of the component nominating)
Concc
ppm Vol%
Background corrected concentration
Concd
ppm Vol%
Concentration of the pollutant measured in the dilution air
Conce
ppm Vol%
Concentration of the pollutant measured in the diluted exhaust gas
d
m
Diameter
DF
-
Dilution factor
fa
-
Laboratory atmospheric factor
GAIRD
kg/h
Intake air mass flow rate on dry basis
GAIRW
kg/h
Intake air mass flow rate on wet basis
GDILW
kg/h
Dilution air mass flow rate on wet basis
GEDFW
kg/h
Equivalent diluted exhaust gas mass flow rate on wet basis
GEXHW
kg/h
Exhaust gas mass flow rate on wet basis
GFUEL
kg/h
Fuel mass flow rate
GSE
kg/h
Sampled exhaust mass flow rate
GT
cm3/min
Tracer gas flow rate
GTOTW
kg/h
Diluted exhaust gas mass flow rate on wet basis
Ha
g/kg
Absolute humidity of the intake air
Hd
g/kg
Absolute humidity of the dilution air
HREF
g/kg
Reference value of absolute humidity (10,71 g/kg)
i
-
Subscript denoting an individual mode (for NRSC test)or an instananeous value (for NRTC test)
KH
-
Humidity correction factor for NOx
Kp
-
Humidity correction factor for particulate
KV
-
CFV calibration function
KW,a
-
Dry to wet correction factor for the intake air
KW,d
-
Dry to wet correction factor for the dilution air
KW,e
-
Dry to wet correction factor for the diluted exhaust gas
KW,r
-
Dry to wet correction factor for the raw exhaust gas
L
%
Percent torque related to the maximum torque for the test speed
Md
mg
Particulate sample mass of the dilution air collected
MDIL
kg
Mass of the dilution air sample passed through the particulate sampling filters
MEDFW
kg
Mass of equivalent diluted exhaust gas over the cycle
MEXHW
kg
Total exhaust mass flow over the cycle
Mf
mg
Particulate sample mass collected
Mf,p
mg
Particulate sample mass collected on primary filter
Mf,b
mg
Particulate sample mass collected on back-up filter
Mgas
g
Total mass of gaseous pollutant over the cycle
MPT
g
Total mass of particulate over the cycle
MSAM
kg
Mass of the diluted exhaust sample passed through the particulate sampling filters
MSE
kg
Sampled exhaust mass over the cycle
MSEC
kg
Mass of secondary dilution air
MTOT
kg
Total mass of double diluted exhaust over the cycle
MTOTW
kg
Total mass of diluted exhaust gas passing the dilution tunnel over the cycle on wet basis
MTOTW,I
kg
Instantaneous mass of diluted exhaust gas passing the dilution tunnel on wet basis
mass
g/h
Subscript denoting emissions mass flow (rate)
NP
-
Total revolutions of PDP over the cycle
nref
min-1
Reference engine speed for NRTC test
n . sp
s-2
Derivative of the engine speed
P
kW
Power, brake uncorrected
p1
kPa
Pressure drop below atmospheric at the pump inlet of PDP
PA
kPa
Absolute pressure
Pa
kPa
Saturation vapour pressure of the engine intake air (ISO 3046: psy=PSY test ambient)
PAE
kW
Declared total power absorbed by auxiliaries fitted for the test which are not required by paragraph 2.4 of this Annex
PB
kPa
Total atmospheric pressure (ISO 3046:
Px=PX Site ambient total pressure
Py=PY Test ambient total pressure)
Pd
kPa
Saturation vapour pressure of the dilution air
PM
kW
Maximum power at the test speed under test conditions (see Annex VII, Appendix 1)
Pm
kW
Power measured on test bed
ps
kPa
Dry atmospheric pressure
q
-
Dilution ratio
Qs
m3/s
CVS volume flow rate
r
-
Ratio of the SSV throat to inlet absolute, static pressure
r
Ratio of cross sectional areas of isokinetic probe and exhaust pipe
Ra
%
Relative humidity of the intake air
Rd
%
Relative humidity of the dilution air
Re
-
Reynolds number
Rf
-
FID response factor
T
K
Absolute temperature
t
s
Measuring time
Ta
K
Absolute temperature of the intake air
TD
K
Absolute dew point temperature
Tref
K
Reference temperature of combustion air: (298 K)
Tsp
N·m
Demanded torque of the transient cycle
t10
s
Time between step input and 10% of final reading
t50
s
Time between step input and 50% of final reading
t90
s
Time between step input and 90% of final reading
Δti
s
Time interval for instantaneous CFV flow
V0
m3/rev
PDP volume flow rate at actual conditions
Wact
kWh
Actual cycle work of NRTC
WF
-
Weighting factor
WFE
-
Effective weighting factor
Xo
m3/rev
Calibration function of PDP volume flow rate
ΘD
kg·m2
Rotational inertia of the eddy-current dynamometer
ß
-
Ratio of the SSV throat diameter, d, to the inlet pipe inner diameter
λ
-
Relative air/fuel ratio, actual A/F divided by stoichiometric A/F
ρ EXH
kg/m3
Density of the exhaust gas
2.18.2.
Symbols for chemical components
CH4 Methane
C3H8 Propane
C2H6 Ethane
CO Carbon monoxide
CO2 Carbon dioxide
DOP Di-octylphthalate
H2O Water
HC Hydrocarbons
NOx Oxides of nitrogen
NO Nitric oxide
NO2 Nitrogen dioxide
O2 Oxygen
PT Particulates
PTFE Polytetrafluoroethylene
2.18.3.
Abbreviations
CFV Critical Flow Venturi
CLD Chemiluminescent detector
CI Compression Ignition
FID Flame Ionisation Detector
FS Full scale
HCLD Heated Chemiluminescent Detector
HFID Heated Flame Ionisation Detector
NDIR Non-Dispersive Infrared Analyser
NG Natural Gas
NRSC Non-Road Steady Cycle
NRTC Non-Road Transient Cycle
PDP Positive Displacement Pump
SI Spark Ignition
SSV Sub-Sonic Venturi”
3)) Section 3 shall be amended as follows:
(a) The following section shall be inserted:
“3.1.4.
labels in accordance with Annex XIII, if the engine is placed on the market under flexible scheme provisions.”
4)) Section 4 is amended as follows:
(a) At the end of section 4.1.1. the following shall be added:
“All engines that expel exhaust gases mixed with water shall be equipped with a connection in the engine exhaust system that is located downstream of the engine and before any point at which the exhaust contacts water (or any other cooling/scrubbing medium) for the temporary attachment of gaseous or particulate emissions sampling equipment. It is important that the location of this connection allows a well mixed representative sample of the exhaust. This connection shall be internally threaded with standard pipe threads of a size not larger than one-half inch, and shall be closed by a plug when not in use (equivalent connections are allowed).”
(b) The following section shall be added:
“4.1.2.4.
The emissions of carbon monoxide, the emissions of the sum of hydrocarbons and oxides of nitrogen and the emissions of particulates shall for stage III A not exceed the amounts shown in the table below:
Engines for use in other applications than propulsion of inland waterway vessels, locomotives and railcars:
Category: Net power(P)(kW)
Carbon monoxide(CO)(g/kWh)
Sum of hydrocarbons and oxides of nitrogen(HC+NOx)(g/kWh)
Particulates(PT)(g/kWh)
H: 130 kW ≤ P ≤ 560 kW
3,5
4,0
0,2
I:75 kW ≤ P < 130 kW
5,0
4,0
0,3
J: 37 kW ≤ P <75 kW
5,0
4,7
0,4
K: 19 kW ≤ P < 37 kW
5,5
7,5
0,6
Engines for propulsion of inland waterway vessels
Category: swept volume/net power(SV/P)(litres per cylinder/kW)
Carbon monoxide(CO)(g/kWh)
Sum of hydrocarbons and oxides of nitrogen(HC+NOx)(g/kWh)
Particulates(PT)(g/kWh)
V1:1 SV < 0,9 and P ≥ 37 kW
5.0
7.5
0.40
V1:2 0,9≤SV< 1,2
5.0
7.2
0.30
V1:3 1,2≤SV< 2,5
5.0
7.2
0.20
V1:4 2,5≤SV< 5
5.0
7.2
0.20
V2:1 5≤SV<15
5.0
7.8
0.27
V2:2 15≤SV< 20 and P < 3300 kW
5.0
8.7
0.50
V2:3 15≤SV< 20 and P ≥ 3300 kW
5.0
9.8
0.50
V2:4 20≤SV< 25
5,0
9.8
0.50
V2:5 25≤SV< 30
5,0
11.0
0.50
Engines for propulsion of locomotives
Category: Net power(P)(kW)
Carbon monoxide(CO)(g/kWh)
Sum of hydrocarbons and oxides of nitrogen(HC+NOx)(g/kWh)
Particulates(PT)(g/kWh)
RL A: 130 kW ≤ P ≤ 560 kW
3,5
4,0
0,2
Carbon monoxide
(CO)
(g/kWh)
Hydrocarbons
(HC)
(g/kWh)
Oxides of nitrogen
(NOx)
(g/kWh)
Particulates
(PT)
(g/kWh)
RH A: P > 560 kW
3,5
0,5
6,0
0,2
RH A Engines with P > 2000 kW and SV> 5 l/cylinder
3,5
0,4
7,4
0,2
Engines for propulsion of railcars
Category: net power (P) (kW)
Carbon monoxide(CO)(g/kWh)
Sum of hydrocarbons and oxides of nitrogen(HC+NOx)(g/kWh)
Particulates(PT)(g/kWh)
RC A: 130 kW < P
3,5
4,0
0,20
”
(c) The following section shall be inserted:
"4.1.2.5.
The emissions of carbon monoxide, the emissions of hydrocarbons and oxides of nitrogen (or their sum where relevant) and the emissions of particulates shall, for stage III B, not exceed the amounts shown in the table below:
Engines for use in other applications than propulsion of locomotives, railcars and inland waterway vessels
Category: net power(P)(kW)
Carbon monoxide(CO)(g/kWh)
Hydrocarbons(HC)(g/kWh)
Oxides of nitrogen(Nox)(g/kWh)
Particulates(PT)(g/kWh)
L: 130 kW ≤ P ≤ 560 kW
3,5
0,19
2,0
0,025
M: 75 kW ≤ P < 130 kW
5,0
0,19
3,3
0,025
N: 56 kW ≤ P < 75 kW
5,0
0,19
3,3
0,025
Sum of hydrocarbons and oxides ofnitrogen
(HC+NOx)
(g/kWh)
P: 37 kW ≤ P < 56 kW
5,0
4,7
0,025
Engines for propulsion of railcars
Category: net power(P)(kW)
Carbon monoxide(CO)(g/kWh)
Hydrocarbons(HC)(g/kWh)
Oxides of nitrogen(NOx)(g/kWh)
Particulates(PT)(g/kWh)
RC B: 130 kW < P
3,5
0.19
2,0
0,025
Engines for propulsion of locomotives:
Category: Net power(P)(kW)
Carbon monoxide(CO)(g/kWh)
Sum of hydrocarbons and oxides of nitrogen(HC+NOx)(g/kWh)
Particulates(PT)(g/kWh)
R B: 130 kW < P
3,5
4,0
0,025
(d) The following section shall be inserted after the new section 4.1.2.5:
“4.1.2.6.
The emissions of carbon monoxide, the emissions of hydrocarbons and oxides of nitrogen (or their sum where relevant) and the emissions of particulates shall for stage IV not exceed the amounts shown in the table below:
Engines for use in other applications than propulsion of locomotives, railcars and inland waterway vessels
Category: Net power(P)(kW)
Carbon monoxide(CO)(g/kWh)
Hydrocarbons(HC)(g/kWh)
Oxides of nitrogen(NOx)(g/kWh)
Particulates(PT)(g/kWh)
Q: 130 kW ≤ P ≤ 560 kW
3,5
0,19
0,4
0,025
R: 56 kW ≤ P < 130 kW
5,0
0,19
0,4
0,025
”
(e) The following section shall be inserted:
“4.1.2.7.
The limit values in sections 4.1.2.4, 4.1.2.5 and 4.1.2.6 shall include deterioration calculated in accordance with Annex III, appendix 5.
In the case of limit values standards contained in sections 4.1.2.5 and 4.1.2.6, under all randomly selected load conditions, belonging to a definite control area and with the exception of specified engine operating conditions which are not subject to such a provision, the emissions sampled during a time duration as small as 30 s shall not exceed by more than 100% the limit values of the above tables. The control area to which the percentage not to be exceeded shall apply and the excluded engine operating conditions shall be defined in accordance with the procedure referred to in Article 15.”
(f) Section 4.1.2.4 shall be renumbered to 4.1.2.8

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Source: https://www.legislation.gov.uk/eudr/2004/26/annex/I/division/1 (the official version)
Page: https://openlegislation.uk/eu-directive-2004-26/annex-I/division-1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.