StacksVerified U.S. regulatory reference

7 CFR §51.3412

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
“Unusable Material” consists of defective portions of potatoes, and potatoes which are frozen, affected by freezing injury, soft rot, wet breakdown, insects, worms, larvae, Blackheart, Late Blight Tuber Rot, Southern Bacterial Wilt, Bacterial Ring Rot, or which are seriously damaged by internal defects.