Main emission standards
On-highway heavy-duty engine regulations
- US: 40 C.F.R Part 86 Subpart N
- EU: 582/2011 amended for Euro VI (UNECE R49 Rev 6)
- JAPAN: Technical Standard 11-3-41 (WHDC)
- CHINA: GB 17691-2018
- INDIA: AIS 137 Part-4 (Bharat Stage VI)
Greenhouse gas emissions
- US: 40 C.F.R Part 1036 / 40 C.F.R Part 1037
Non-road mobile machinery regulations
- US: 40 C.F.R Part 1039
- US: 40 C.F.R Part 1048
- US: 40 C.F.R Part 1042
- EU: Regulation 2017/654, amended by Regulation 2018/989
- JAPAN: Technical Standard 11-3-43
- CHINA: HJ 1014-2020 / GB 20891-2014
- INDIA: AIS 137 Part-7 - A1 (Bharat Stage IV)
- INDIA AIS 137 Part-7 - A2 (Bharat Stage V)
Test Procedures
- Engine power map test
- Discrete modal emissions cycles
- Ramped modal emissions cycles
- Transient emissions cycles
- Cold start / soak / hot start procedure
- EPA GHG Phase 2 mapping procedures
- Pre-test emissions system check procedures