Is it permissible, while in uniform, to wear picture buttons, chains, watch charms, etc., exposed to view?
No; it is not.
May the campaign hat or any other parts of the uniform be worn with civilian dress?
No; this is prohibited by the Uniform Regulations, which especially states that when the civilian dress is worn it will not be accompanied by any mark or part of the uniform.
May a mixed uniform be worn—for example, a cotton olive drab at and woolen olive drab breeches?
No; under no circumstances.
When the company commander or any other officer sends for a soldier to report to him in the company office or any other place, the soldier must report in proper uniform.
[1524]. Obedience. What is Obedience? It is compliance with everything that is required by authority—it is the mainspring, the very soul and essence of all military duty. It is said a famous general once remarked every soldier should know three things—"First, obedience; second, obedience; third, obedience."
Cheerful, earnest and loyal obedience must be paid by all subordinates to the orders of their superiors.
A soldier should obey first and if aggrieved complain afterward.