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FAR and DFARS › FAR Part 1: Federal Acquisition Regulations System › Subpart 1.6

FAR 1.604 Contracting Officer's Representative (COR).

The codified text (eCFR, as of 2026-10-02). Under the Revolutionary FAR Overhaul ↗, agencies follow class deviations with new text for many parts while the formal rules go through the Federal Register: check the solicitation and your contract's clauses, which rule.

In plain English

This section describes the role of a Contracting Officer's Representative (COR), who assists in the technical monitoring or administration of a contract. It requires the COR to maintain a file for each assigned contract that includes specific documents. This matters to contractors because it clarifies the COR's responsibilities and the records they must keep.

Applies to: Contracting Officer's Representatives (CORs)

What it requires

  • Maintain a file for each assigned contract
  • Include a copy of the contracting officer's letter of designation and other documents describing the COR's duties and responsibilities
  • Include a copy of the contract administration functions delegated to a contract administration office which may not be delegated to the COR
  • Include documentation of COR actions taken in accordance with the delegation of authority

Key terms: contracting officer's representative (COR) · letter of designation · contract administration functions · delegation of authority

Written by AI from this section's text. A guide, not legal advice: the text below rules.

The text

A contracting officer's representative (COR) assists in the technical monitoring or administration of a contract (see 1.602-2(d)). The COR shall maintain a file for each assigned contract. The file must include, at a minimum—

(a) A copy of the contracting officer's letter of designation and other documents describing the COR's duties and responsibilities;

(b) A copy of the contract administration functions delegated to a contract administration office which may not be delegated to the COR (see 1.602-2(d)(4)); and

(c) Documentation of COR actions taken in accordance with the delegation of authority.

Sections it refers to

← 1.603-4 Termination. · 1.700 Scope of subpart. →

Rule changes for FAR Part 1

Source: eCFR, 48 CFR chapters 1 and 2 (GPO GovInfo bulk data) ↗. Plain words for the terms: glossary.

FAR 1.604 Contracting Officer's Representative (COR) · SpendQuery