40 CFR Part 60, Table 2
Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
| Engine power | Emission standards for 2008 model year and later emergency stationary CI ICE <37 KW (50 HP) with a displacement of <10 liters per cylinder in g/KW-hr (g/HP-hr) |
|---|---|
| Model year(s) | NOX + NMHC | CO | PM |
| KW<8 (HP<11) | 2008 + | 7.5 (5.6) | 8.0 (6.0) | 0.40 (0.30) |
| 8≤KW<19 (11≤HP<25) | 2008 + | 7.5 (5.6) | 6.6 (4.9) | 0.40 (0.30) |
| 19≤KW<37 (25≤HP<50) | 2008 + | 7.5 (5.6) | 5.5 (4.1) | 0.30 (0.22) |