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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.
52.228-2 Additional Bond Security.
As prescribed in 28.106-4(a), insert the following clause:
Additional Bond Security (OCT 1997)
The Contractor shall promptly furnish additional security required to protect the Government and persons supplying labor or materials under this contract if—
(a) Any surety upon any bond, or issuing financial institution for other security, furnished with this contract becomes unacceptable to the Government;
(b) Any surety fails to furnish reports on its financial condition as required by the Government;
(c) The contract price is increased so that the penal sum of any bond becomes inadequate in the opinion of the Contracting Officer; or
(d) An irrevocable letter of credit (ILC) used as security will expire before the end of the period of required security. If the Contractor does not furnish an acceptable extension or replacement ILC, or other acceptable substitute, at least 30 days before an ILC's scheduled expiration, the Contracting officer has the right to immediately draw on the ILC.
(End of clause)
[48 FR 42478, Sept. 19, 1983, as amended at 61 FR 31653, June 20, 1996; 62 FR 44807, Aug. 22, 1997]
28.106-4(a)
(a) The contracting officer shall insert the clause at 52.228-2, Additional Bond Security, in solicitations and contracts when bonds are required.
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.
RFORFO VersionOverhauled 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.
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
52.228-2 Additional Bond Security.
eCFR (codified)
RFO (implemented)
As prescribed in 28.106-4(a), insert the following clause:
As prescribed in 28.106-4(a) , insert the following clause:
Additional Bond Security (OCT 1997)
Additional Bond Security (Oct 1997)
The Contractor shall promptly furnish additional security required to protect the Government and persons supplying labor or materials under this contract if—
The Contractor shall promptly furnish additional security required to protect the Government and persons supplying labor or materials under this contract if-
(a)
(a) Any surety upon any bond, or issuing financial institution for other security, furnished with this contract becomes unacceptable to the Government;
(a)
(a) Any surety upon any bond, or issuing financial institution for other security, furnished with this contract becomes unacceptable to the Government;
(b)
(b) Any surety fails to furnish reports on its financial condition as required by the Government;
(b)
(b) Any surety fails to furnish reports on its financial condition as required by the Government;
(c)
(c) The contract price is increased so that the penal sum of any bond becomes inadequate in the opinion of the Contracting Officer; or
(c)
(c) The contract price is increased so that the penal sum of any bond becomes inadequate in the opinion of the Contracting Officer; or
(d)
(d) An irrevocable letter of credit (ILC) used as security will expire before the end of the period of required security. If the Contractor does not furnish an acceptable extension or replacement ILC, or other acceptable substitute, at least 30 days before an ILC's scheduled expiration, the Contracting officer has the right to immediately draw on the ILC.
(d)
(d) An irrevocable letter of credit (ILC) used as security will expire before the end of the period of required security. If the Contractor does not furnish an acceptable extension or replacement ILC, or other acceptable substitute, at least 30 days before an ILC’s scheduled expiration, the Contracting officer has the right to immediately draw on the ILC.
(End of clause)
(End of clause)
21 removed
[48 FR 42478, Sept. 19, 1983, as amended at 61 FR 31653, June 20, 1996; 62 FR 44807, Aug. 22, 1997]
Prescription
Minor revisions. The RFO prescription has formatting or editorial changes from the eCFR prescription.
eCFR (codified)
RFO (implemented)
Unchanged
52.228-2 Additional Bond Security.: Prescription
eCFR (codified)
RFO (implemented)
1 added, 1 removed
(a)
(a) The contracting officer shall insert the clause at 52.228-2, Additional Bond Security, in solicitations and contracts when bonds are required.
(a)
(a) The contracting officer must insert the clause at 52.228-2, Additional Bond Security, in solicitations and contracts when bonds are required.