((a)) ** .—** Charges and specifications—

((1)) may be preferred only by a person subject to this chapter; and

((2)) shall be preferred by presentment in writing, signed under oath before a commissioned officer of the armed forces who is authorized to administer oaths.

((b)) ** .—** The writing under subsection (a) shall state that—

((1)) the signer has personal knowledge of, or has investigated, the matters set forth in the charges and specifications; and

((2)) the matters set forth in the charges and specifications are true, to the best of the knowledge and belief of the signer.

((c)) ** .—** When charges and specifications are preferred under subsection (a), the proper authority shall, as soon as practicable—

((1)) inform the person accused of the charges and specifications; and

((2)) determine what disposition should be made of the charges and specifications in the interest of justice and discipline.