British Standards Institution

Sector: Manufacturing

Categories: Internal combustion engines | Stationary source emissions | Heat pumps | Transport exhaust emissions

Overview: Under the direction of MCE/14 is responsible for formulating the UK position for submission into National, European and International standardization work related to the measurement and quantification of gaseous exhaust emissions from reciprocating and rotary displacement internal combustion engines. Specifically to provide the UK input to related International technical committee ISO/TC 70/SC 8 - Internal combustion engines - Exhaust gas emission measurement.

Committee standards activity

In Progress (4)

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Reference	Standards description	Status ? The standards development process is divided into chronological stages: Proposal; Drafting; Public comment; Comment resolution; Approval; Published standard.
BS ISO 8178-5	Reciprocating internal combustion engines — Exhaust emission measurement — Part 5: Test fuels Categories: Transport exhaust emissions \| Internal combustion engines Public comment begins : 2026-02-10	Public comment
BS ISO 8178-4	Reciprocating internal combustion engines — Exhaust emission measurement — Part 4: Steady-state and transient test cycles for different engine applications Categories: Transport exhaust emissions \| Internal combustion engines Drafting begins : 2025-11-28	Drafting
BS ISO 8178-1:2017/Amd 1	Update of certain instrument and measurement provisions and of the carbon flow check. Part 1: Test-bed measurement systems of gaseous and particulate emissions - Amendment 1 Categories: Transport exhaust emissions \| Internal combustion engines Comment resolution begins : 2019-10-31	Comment resolution
BS ISO 8178-1	Reciprocating internal combustion engines. Exhaust emission measurement. Test-bed measurement systems of gaseous and particulate emissions Categories: Unclassified documents Drafting begins : 2025-11-28	Drafting

Published (12)

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Reference	Standards description	Status ? The standards development process is divided into chronological stages: Proposal; Drafting; Public comment; Comment resolution; Approval; Published standard.
BS ISO 8178-9:2019	Reciprocating internal combustion engines. Exhaust emission measurement. Test cycles and test procedures for measurement of exhaust gas smoke emissions from compression ignition engines using an opacimeter Categories: Transport exhaust emissions \| Internal combustion engines Published standard begins : 2019-07-25	Published standard
BS ISO 8178-8:2015	Reciprocating internal combustion engines. Exhaust emission measurement. Engine group determination Categories: Transport exhaust emissions \| Internal combustion engines Published standard begins : 2015-08-26	Published standard
BS ISO 8178-7:2015	Reciprocating internal combustion engines. Exhaust emission measurement. Engine family determination Categories: Transport exhaust emissions \| Internal combustion engines Published standard begins : 2015-07-29	Published standard
BS ISO 8178-6:2018	Reciprocating internal combustion engines. Exhaust emission measurement. Report of measuring results and test Categories: Transport exhaust emissions \| Internal combustion engines Published standard begins : 2018-04-26	Published standard
BS ISO 8178-5:2021	Reciprocating internal combustion engines. Exhaust emission measurement. Test fuels Categories: Transport exhaust emissions \| Internal combustion engines Published standard begins : 2021-05-27	Published standard
BS ISO 8178-4:2020	Reciprocating internal combustion engines. Exhaust emission measurement. Steady-state and transient test cycles for different engine applications Categories: Transport exhaust emissions \| Internal combustion engines Published standard begins : 2020-07-01	Published standard
BS ISO 8178-3:2019	Reciprocating internal combustion engines. Exhaust emission measurement. Test procedures for measurement of exhaust gas smoke emissions from compression ignition engines using a filter type smoke meter Categories: Stationary source emissions \| Transport exhaust emissions \| Internal combustion engines Published standard begins : 2019-02-04	Published standard
BS ISO 8178-2:2021	Reciprocating internal combustion engines. Exhaust emission measurement. Measurement of gaseous and particulate exhaust emissions under field conditions Categories: Stationary source emissions \| Transport exhaust emissions \| Internal combustion engines Published standard begins : 2022-03-04	Published standard
BS ISO 8178-11:2006	Reciprocating internal combustion engines. Exhaust emission measurement. Test-bed measurement of gaseous and particulate exhaust emissions from engines used in nonroad mobile machinery under transient test conditions Categories: Transport exhaust emissions \| Internal combustion engines Published standard begins : 2006-04-20	Published standard
BS ISO 8178-1:2020	Reciprocating internal combustion engines. Exhaust emission measurement. Test-bed measurement systems of gaseous and particulate emissions Categories: Transport exhaust emissions \| Internal combustion engines Published standard begins : 2020-06-26	Published standard

Withdrawn (11)

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Reference	Standards description	Status ? The standards development process is divided into chronological stages: Proposal; Drafting; Public comment; Comment resolution; Approval; Published standard.
BS ISO 8178-9:2012	Reciprocating internal combustion engines. Exhaust emission measurement. Test cycles and test procedures for test bed measurement of exhaust gas smoke emissions from compression ignition engines operating under transient conditions Categories: Transport exhaust emissions \| Internal combustion engines Withdrawn begins : 2019-07-25	Withdrawn
BS ISO 8178-9:2000	Reciprocating internal combustion engines. Exhaust emission measurement. Test cycles and test procedures for test-bed measurement of exhaust gas smoke emissions from compression ignition engines operating under transi ent conditions Categories: Transport exhaust emissions \| Internal combustion engines Withdrawn begins : 2012-08-28	Withdrawn
BS ISO 8178-5:2015	Reciprocating internal combustion engines. Exhaust emission measurement. Test fuels Categories: Transport exhaust emissions \| Internal combustion engines Withdrawn begins : 2021-05-27	Withdrawn
BS ISO 8178-5:2008	Reciprocating internal combustion engines. Exhaust emission measurement. Test fuels Categories: Transport exhaust emissions \| Internal combustion engines Withdrawn begins : 2015-11-25	Withdrawn
BS ISO 8178-4:2017	Reciprocating internal combustion engines. Exhaust emission measurement. Steady-state and transient test cycles for different engine applications Categories: Transport exhaust emissions \| Internal combustion engines Withdrawn begins : 2020-07-01	Withdrawn
BS ISO 8178-4:2007	Reciprocating internal combustion engines. Exhaust emission measurement. Steady-state test cycles for different engine applications Categories: Transport exhaust emissions \| Internal combustion engines Withdrawn begins : 2017-06-29	Withdrawn
BS ISO 8178-2:2008	Reciprocating internal combustion engines. Exhaust emission measurement. Measurement of gaseous and particulate exhaust emissions under field conditions Categories: Internal combustion engines \| Stationary source emissions \| Transport exhaust emissions Withdrawn begins : 2022-05-26	Withdrawn
BS ISO 8178-10:2002	Reciprocating internal combustion engines. Exhaust emission measurement. Test cycles and test procedures for field measurement of exhaust gas smoke emissions from compression ignition engines operating under transient conditions Categories: Transport exhaust emissions \| Internal combustion engines Withdrawn begins : 2019-07-25	Withdrawn
BS ISO 8178-1:2017	Reciprocating internal combustion engines. Exhaust emission measurement. Test-bed measurement systems of gaseous and particulate emissions Categories: Transport exhaust emissions \| Internal combustion engines Withdrawn begins : 2020-06-26	Withdrawn
BS ISO 8178-1:2006	Reciprocating internal combustion engines. Exhaust emission measurement. Test-bed measurement of gaseous and particulate exhaust emissions Categories: Transport exhaust emissions \| Internal combustion engines Withdrawn begins : 2017-06-29	Withdrawn

Standards Development

MCE/14/-/3 - RIC Engines - Performance and emissions

Committee standards activity