(a) Any employee of a contractor who believes that he or she has been discharged, demoted, or otherwise discriminated against contrary to the policy in 3.903 may file a complaint with the Inspector General of the agency that awarded the contract.

(b) The complaint shall be signed and shall contain—

(1) The name of the contractor;

(2) The contract number, if known; if not, a description reasonably sufficient to identify the contract(s) involved;

(3) The substantial violation of law giving rise to the disclosure;

(4) The nature of the disclosure giving rise to the discriminatory act; and

(5) The specific nature and date of the reprisal.