Code of Federal Regulations Title 7. Agriculture § 7.51.2075 U.S. No. 1

(1) For external (shell) defects. 10 percent, by count, for almonds which fail to meet the requirements of this grade other than for variety and size;

(2) For dissimilar varieties. 5 percent, by count, including therein not more than 1 percent for bitter almonds mixed with sweet almonds;

(3) For size. 5 percent, by count, for almonds which are smaller than the specified minimum thickness;

(4) For loose extraneous and foreign material. 2 percent, by weight, including therein not more than 1 percent which can pass through a round opening 24/64 inch (9.5 mm) in diameter:  Provided, that such material is practically free from insect infestation;  and,

(5) For internal (kernel) defects. 10 percent, by weight, for almonds with kernels failing to meet the requirements of this grade:  Provided, that not more than one-half of this tolerance or 5 percent shall be allowed for kernels affected by decay or rancidity, damaged by insects or mold or seriously damaged by shriveling:  And provided further, that no part of this tolerance shall be allowed for live insects inside the shell.