Rule 15.
CFR · 2024-01-01 · US · Title 7
Uniformity shall be expressed in percentages. These percentages shall govern the portion of a lot which must meet each specification of the grade. The minor portion must be closely related but may be of a different group, quality, and color from the major portion. Specified percentages of uniformity shall not affect limitations established by other rules.
official document · source cfr-2024 · id 7:§ 29.2406