Code of Federal Regulations Title 7. Agriculture § 7.51.3064 Damage

(a) Cuts or other skin breaks when not healed and penetrating beneath the epidermis or the aggregate area exceeds that of a rectangle 1 inch in length and one-eighth inch in width, or when healed and the appearance is materially affected;

(b) Pulled stems when the exposed stem cavity is excessively deep, or when skin surrounding the stem cavity is more than slightly torn;

(c) Russeting or similar discoloration when the appearance of the avocado is affected to a greater extent than that of an avocado which has light brown surface discoloration aggregating 10 percent of the fruit surface;

(d) Scars or scab when the appearance of the avocado is affected to a greater extent than that of an avocado which has light brown superficial, fairly smooth scars aggregating 10 percent of the fruit surface;

(e) Sunburn when the appearance of the avocado is affected to a greater extent than that of an avocado which has greenish-yellow colored sunburn aggregating 10 percent of the fruit surface;  and,

(f) Sunscald or sprayburn when not well healed, or when soft, or when the appearance of the avocado is affected to a greater extent than that of an avocado which has light brown, superficial scars aggregating 10 percent of the fruit surface.