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-O0047 — DFARS RFO Implementation (Part 47)
52.216-18 Ordering. As prescribed in 16.506(a), insert the following clause: Ordering (AUG 2020) (a) Any supplies and services to be furnished under this contract shall be ordered by issuance of delivery orders or task orders by the individuals or activities designated in the Schedule. Such orders may be issued from ___ through ___ [ insert dates ]. (b) All delivery orders or task orders are subject to the terms and conditions of this contract. In the event of conflict between a delivery order or task order and this contract, the contract shall control. (c) A delivery order or task order is considered "issued" when— (1) If sent by mail (includes transmittal by U.S. mail or private delivery service), the Government deposits the order in the mail; (2) If sent by fax, the Government transmits the order to the Contractor's fax number; or (3) If sent electronically, the Government either— (i) Posts a copy of the delivery order or task order to a Government document access system, and notice is sent to the Contractor; or (ii) Distributes the delivery order or task order via email to the Contractor's email address. (d) Orders may be issued by methods other than those enumerated in this clause only if authorized in the contract. (End of clause) [60 FR 49727, Sept. 26, 1995, as amended at 85 FR 40076, July 2, 2020]
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Prescription superseded under the RFO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:
-
16.506→16.505
See the deviation memorandum for the current prescription authority.
View deviation: 2026-O0047 →R-DFARS Prescription Source
This clause is prescribed in the R-DFARS by the following deviation:
-
2026-O0047
— DFARS RFO Implementation (Part 47)
(DFARS Part 247)
Add clause 52.216-18
16.506(a)
(a) Insert the clause at 52.216-18, Ordering, in solicitations and contracts when a definite-quantity contract, a requirements contract, or an indefinite-quantity contract is contemplated.
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-O0047 (DFARS Part 247)
2026-O0047: DFARS RFO Implementation (Part 47) — DFARS Part 247
FAR
FAR Prescription
⚠ May be superseded by RFO
16.506(a)
(a) Insert the clause at 52.216-18, Ordering, in solicitations and contracts when a definite-quantity contract, a requirements contract, or an indefinite-quantity contract is contemplated.
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.
2 versions tracked from 2020-07-02 to 2020-08-03.
AUG 2020
August 3, 2020
CURRENT
Removed in this version
Added in this version
Unchanged
JUL 2020 (previous)
AUG 2020 (current)
1 added, 32 removed
(c)
(c) If mailed, a delivery order or task order is considered "issued" when the Government deposits the order in the mail. Orders may be issued orally, by facsimile, or by electronic commerce methods only if authorized in the Schedule. (End of clause)
(c)
(c) A delivery order or task order is considered "issued" when—
21 added, 4 removed
(1)
[Not present in prior version]
(1)
(1) If sent by mail (includes transmittal by U.S. mail or private delivery service), the Government deposits the order in the mail;
16 added, 5 removed
(2)
[Not present in prior version]
(2)
(2) If sent by fax, the Government transmits the order to the Contractor's fax number; or
7 added, 5 removed
(3)
[Not present in prior version]
(3)
(3) If sent electronically, the Government either—
25 added, 5 removed
(i)
[Not present in prior version]
(i)
(i) Posts a copy of the delivery order or task order to a Government document access system, and notice is sent to the Contractor; or
15 added, 5 removed
(ii)
[Not present in prior version]
(ii)
(ii) Distributes the delivery order or task order via email to the Contractor's email address.
22 added, 4 removed
(d)
[Not present in prior version]
(d)
(d) Orders may be issued by methods other than those enumerated in this clause only if authorized in the contract. (End of clause)
JUL 2020
July 2, 2020
SUBSTANTIVE
Earliest version available from the 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
52.216-18 Ordering.
eCFR (codified)
RFO (implemented)
1 added, 1 removed
As prescribed in 16.506(a), insert the following clause:
As prescribed in 16.505(a), insert the following clause:
2 added, 2 removed
(a)
(a) Any supplies and services to be furnished under this contract shall be ordered by issuance of delivery orders or task orders by the individuals or activities designated in the Schedule. Such orders may be issued from ___ through ___ [insert dates].
(a)
(a) Any supplies and services to be furnished under this contract shall be ordered by issuance of delivery orders or task orders by the individuals or activities designated in the Schedule. Such orders may be issued from __________ through ____________ [insert dates].
15 removed
[60 FR 49727, Sept. 26, 1995, as amended at 85 FR 40076, July 2, 2020]
Applied to DoD contracts via
Class Deviation 2026-O0047 (effective 2026-03-16)
.
Prescription
No substantive changes. The RFO prescription is identical to the eCFR prescription.
Active Class Deviations
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