The contracting officer shall select whatever price or cost analysis techniques will ensure a fair and reasonable price.
The contracting officer may request factual information reasonably available to the offeror to substantiate that the price or cost offered, or some portion of it, is reasonable, if:
The offeror shall submit the requested factual information at the time and in the manner specified by the contracting officer.
If an offeror refuses to supply the requested information, the contracting officer may disqualify the offeror, or delay the award pending further analysis.
D.C. Mun. Regs. tit. 27, r. 27-1642