48 CFR §316.603-3
Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
An official one level above the contracting officer shall make the written determination, to be included in the contract file, that no other contract type is suitable and to approve all letter contract modifications. No letter contract or modification can exceed the limits prescribed in FAR 16.603-2(c).