Tobacco which does not meet the minimum specifications or exceeds the tolerance of the lowest grade of any other group.
| U.S. grades
| Grade names, minimum specifications, and tolerances
|
|---|
| N1 | First Quality Nondescript. Tolerances: 20 percent crude, 20 percent frozen, and 60 percent injury.
|
| N2 | Second Quality Nondescript. Over 20 percent crude, over 20 percent frozen, or over 60 percent injury. |