RFO
RFO Version Available
The Revolutionary FAR Overhaul has published a revised version of this clause. The RFO version supersedes the eCFR text below for contracts using the RFO model; see the RFO deviation for applicability.
View RFO version
DEV
This clause is modified by 1 active class deviation
- 2026-O0043 — DFARS RFO Implementation (Part 4)
52.211-11 Liquidated Damages—Supplies, Services, or Research and Development. As prescribed in 11.503(a), insert the following clause in solicitations and contracts: Liquidated Damages—Supplies, Services, or Research and Development (SEP 2000) (a) If the Contractor fails to deliver the supplies or perform the services within the time specified in this contract, the Contractor shall, in place of actual damages, pay to the Government liquidated damages of $__ per calendar day of delay [ Contracting Officer insert amount ]. (b) If the Government terminates this contract in whole or in part under the Default—Fixed-Price Supply and Service clause, the Contractor is liable for liquidated damages accruing until the Government reasonably obtains delivery or performance of similar supplies or services. These liquidated damages are in addition to excess costs of repurchase under the Termination clause. (c) The Contractor will not be charged with liquidated damages when the delay in delivery or performance is beyond the control and without the fault or negligence of the Contractor as defined in the Default—Fixed-Price Supply and Service clause in this contract. (End of clause) [65 FR 46067, July 26, 2000]
RFO
Prescription superseded under the RFO
The prescription shown below is from the codified eCFR. The Revolutionary FAR Overhaul relocates this clause's prescription as follows:
-
11.503→11.403(prescriptive text also revised)
See the deviation memorandum for the current prescription authority.
View deviation: 2026-O0043 →11.503(a)
(a) Use the clause at 52.211-11, Liquidated Damages-Supplies, Services, or Research and Development, in fixed-price solicitations and contracts for supplies, services, or research and development when the contracting officer determines that liquidated damages are appropriate (see 11.501(a)).
DFARS Supplementary Guidance
211.503
(b) Use the clause at FAR 52.211-12, Liquidated Damages--Construction, in all construction contracts exceeding $900,000, except cost-plus-fixed-fee contracts or contracts where the contractor cannot control the pace of the work. Use of the clause in contracts of $900,000 or less is optional.
Prescription data sourced from eCFR as of 2026-06-10 03:16 UTC.
Cross-references within the prescription are not resolved automatically.
Regulatory Stack
The layers of regulation that govern this clause, from the FAR prescription through agency-specific supplements and any active deviations.
RFO
RFO Version
Overhauled clause text
The Revolutionary FAR Overhaul publishes a revised version of this clause. See the RFO Version tab for the controlling authority under the RFO model.
R-DFARS
R-DFARS Prescription
Per Deviation 2026-O0043 (DFARS Part 204)
2026-O0043: DFARS RFO Implementation (Part 4) — DFARS Part 204
FAR
FAR Prescription
⚠ May be superseded by RFO
11.503(a)
(a) Use the clause at 52.211-11, Liquidated Damages-Supplies, Services, or Research and Development, in fixed-price solicitations and contracts for supplies, services, or research and development when the contracting officer determines that liquidated damages are appropriate (see 11.501(a)).
DFARS
DFARS Supplement (eCFR)
⚠ May be superseded by RFO
211.503
(b) Use the clause at FAR 52.211-12, Liquidated Damages--Construction, in all construction contracts exceeding $900,000, except cost-plus-fixed-fee contracts or contracts where the contractor cannot control the pace of the work. Use of the clause in contracts of $900,000 or less is optional.
Version History
Version history is sourced from the codified eCFR. Changes published only as class deviations or by the Revolutionary FAR Overhaul do not appear here until they are incorporated into the eCFR. For RFO-driven changes see the RFO Version tab and any active deviations cited above.
No version history available from eCFR.
RFO Version
Comparison of the codified eCFR text against the Revolutionary FAR Overhaul revision. Highlights show additions (green) and deletions (red, struck through).
Clause Text
Substantive changes. The RFO version differs materially from the eCFR text.
eCFR (codified)
RFO (implemented)
Unchanged
52.211-11 Liquidated Damages-Supplies, Services, or Research and Development.
eCFR (codified)
RFO (implemented)
1 added, 1 removed
As prescribed in 11.503(a), insert the following clause in solicitations and contracts:
As prescribed in 11.403(a), insert the following clause in solicitations and contracts:
2 added, 2 removed
Liquidated Damages—Supplies, Services, or Research and Development (SEP 2000)
Liquidated Damages-Supplies, Services, or Research and Development (Sept 2000)
2 added, 1 removed
(a)
(a) If the Contractor fails to deliver the supplies or perform the services within the time specified in this contract, the Contractor shall, in place of actual damages, pay to the Government liquidated damages of $__ per calendar day of delay [Contracting Officer insert amount].
(a)
(a) If the Contractor fails to deliver the supplies or perform the services within the time specified in this contract, the Contractor shall, in place of actual damages, pay to the Government liquidated damages of $ __________ per calendar day of delay [Contracting Officer insert amount].
6 removed
[65 FR 46067, July 26, 2000]
Applied to DoD contracts via
Class Deviation 2026-O0043 (effective 2026-02-17)
.
Prescription
Minor revisions. The RFO prescription has formatting or editorial changes from the eCFR prescription.
eCFR (codified)
RFO (implemented)
Unchanged
52.211-11 Liquidated Damages-Supplies, Services, or Research and Development.: Prescription
eCFR (codified)
RFO (implemented)
1 added, 3 removed
(a)
(a) Use the clause at 52.211-11, Liquidated Damages-Supplies, Services, or Research and Development, in fixed-price solicitations and contracts for supplies, services, or research and development when the contracting officer determines that liquidated damages are appropriate (see 11.501(a)).
(a)
(a) Use the clause at 52.211-11, Liquidated Damages-Supplies, Services, or Research and Development, in fixed-price solicitations and contracts for supplies, services, or research and development when the contracting officer determines that liquidated damages are appropriate.
Active Class Deviations
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