N.H. Admin. Code § Saf-C 5804.08
Current through Register No. 36, September 5, 2024
A vehicle will pass the opacity test if its smoke measurement is at or below the following levels for the model years indicated:
| Table 2. Opacity Standards | |
| Opacity Level | Model Year of Truck |
| 40% | 1991 and newer |
| 55% | 1974 to 1990 |
| 70% | 1973 and older |
N.H. Admin. Code § Saf-C 5804.08
#6887, EXEMPT, eff 1-1-99