“U.S. No. 1” consists of tomatoes which meet the following requirements:

(a) Basic requirements:

(1) Similar varietal characteristics;

(2) Mature;

(3) Not overripe or soft;

(4) Clean;

(5) Well developed;

(6) Fairly well formed; and,

(7) Fairly smooth.

(b) Free from:

(1) Decay;

(2) Freezing injury; and

(3) Sunscald.

(c) Not damaged by any other cause.

(d) For tolerances see §51.1861.