SUBPART 52.1 – INSTRUCTIONS FOR USING PROVISIONS AND CLAUSES
52.101 Using Part 52.
(b) Numbering.
(2) Provisions or clauses that supplement Federal Acquisition Regulations (FAR) and Defense Federal Acquisition Regulation Supplement (DFARS).
(ii) Only those provisions and clauses in this directive that are codified are preceded by an assigned CFR chapter number.
(B) See 1-301.91(c)