Code of Federal Regulations Title 7. Agriculture § 7.800.173 Examinations and reexaminations

(1) Inspection. An individual may be found to be incompetent to perform official inspection services if the individual (i) has a color-vision deficiency;  (ii) cannot meet the physical requirements necessary to perform the functions;  (iii) cannot readily distinguish between the different kinds and classes of grain, or the different conditions in grain, including heating, musty, sour, insect infestation, and smut;  (iv) cannot demonstrate a technical ability to operate grain sampling, testing, and grading equipment;  (v) does not have a working knowledge of applicable provisions of the Act, the regulations, the Official U.S. Standards for Grain, and the instructions;  (vi) cannot determine work-related mathematical computations;  or (vii) cannot prepare legible records in English.

(2) Weighing. An individual may be found to be incompetent to perform Class X or Class Y weighing services under the Act if the individual (i) does not meet the requirements of paragraphs (d)(1)(ii), (v), (vi), and (vii) of this section or (ii) cannot demonstrate a technical ability to operate grain weighing equipment.