- U.S. No. 1 consists of shelled lima beans of similar varietal characteristics which are fairly tender, have a green color and which are free from decay and from injury caused by discoloration, shriveling, sunscald, heating, freezing, disease, insects, or other means.
- U.S. No. 2 consists of shelled lima beans which are free from decay, and from damage caused by discoloration, shriveling, sunscald, heating, freezing, disease, insects, or other means.