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part52.dev Federal Acquisition Clause Monitor
FAR Part 43 RFO IMPLEMENTED

Contract Modifications

RFO Effective
2026-02-01
DFARS Deviation
2026-O0034
Agency Deviations
1
RFO Overhauled
Overhauled under the Revolutionary FAR Overhaul effective 2026-02-01. DFARS deviation 2026-O0034.

7 provisions and clauses referenced by Part 43 sections. View in Clauses tab

Resources

DoD Agency Deviation for Part 43

Where the Department of Defense diverges from the government-wide RFO model language for this part.

View original PDF on acquisition.gov

Part 52 Clauses in This Part

52.243-1
Changes—Fixed-Price.
52.243-2
Changes—Cost-Reimbursement.
52.243-3
Changes—Time-and-Materials or Labor-Hours.
52.243-4
Changes.
52.243-5
Changes and Changed Conditions.
52.243-6
Change Order Accounting.
52.243-7
Notification of Changes.

Clauses Referenced by This Part

52.243-1
Changes—Fixed-Price.
52.243-2
Changes—Cost-Reimbursement.
52.243-3
Changes—Time-and-Materials or Labor-Hours.
52.243-4
Changes.
52.243-5
Changes and Changed Conditions.
52.243-6
Change Order Accounting.
52.243-7
Notification of Changes.
Practitioner Album

Interactive training with change summary, line-out document and practical tips.

View on acquisition.gov
Regulatory Text

Current regulatory text for FAR Part 43.

View on acquisition.gov · View on eCFR.gov
DAF Contracting Compass

Air Force implementation guidance for Part 43.

View on Contracting Compass
RFO FAQs

Frequently asked questions about the FAR Overhaul.

View on acquisition.gov