FAR and DFARS › FAR Part 52: Solicitation Provisions and Contract Clauses › Subpart 52.2
FAR 52.247-64 Preference for Privately Owned U.S.-Flag Commercial Vessels.
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 clause implements the Cargo Preference Act of 1954, requiring that at least 50 percent of the gross tonnage of certain ocean shipments under a contract be transported on privately owned U.S.-flag commercial vessels, when such vessels are available at fair and reasonable rates. Contractors must also submit rated on-board ocean bills of lading to the Contracting Officer and the Maritime Administration within specified deadlines. The clause flows down to most subcontracts and purchase orders, with limited exceptions.
Applies to: Contractors and subcontractors shipping equipment, materials, or commodities by ocean vessel under a U.S. Government contract.
What it requires
- Use privately owned U.S.-flag commercial vessels to ship at least 50 percent of the gross tonnage involved under this contract, when such vessels are available at fair and reasonable rates.
- Submit one legible copy of a rated on-board ocean bill of lading for each shipment to both the Contracting Officer and the Office of Cargo Preference, Maritime Administration.
- Furnish bill of lading copies within 20 working days of loading for shipments originating in the United States, or within 30 working days for shipments originating outside the United States.
- Insert the substance of this clause, including paragraph (d), in all subcontracts or purchase orders under this contract, except those described in paragraph (e)(4).
Key terms: Cargo Preference Act of 1954 · privately owned U.S.-flag commercial vessels · gross tonnage · rated on-board ocean bill of lading · commercial products or commercial services
Written by AI from this section's text. A guide, not legal advice: the text below rules.
The text
As prescribed in 47.507(a), insert the following clause:
Preference for Privately Owned U.S.-Flag Commercial Vessels (NOV 2021)
(a) Except as provided in paragraph (e) of this clause, the Cargo Preference Act of 1954 (46 U.S.C. Appx. 1241(b)) requires that Federal departments and agencies shall transport in privately owned U.S.-flag commercial vessels at least 50 percent of the gross tonnage of equipment, materials, or commodities that may be transported in ocean vessels (computed separately for dry bulk carriers, dry cargo liners, and tankers). Such transportation shall be accomplished when any equipment, materials, or commodities, located within or outside the United States, that may be transported by ocean vessel are—
(1) Acquired for a U.S. Government agency account;
(2) Furnished to, or for the account of, any foreign nation without provision for reimbursement;
(3) Furnished for the account of a foreign nation in connection with which the United States advances funds or credits, or guarantees the convertibility of foreign currencies; or
(4) Acquired with advance of funds, loans, or guaranties made by or on behalf of the United States.
(b) The Contractor shall use privately owned U.S.-flag commercial vessels to ship at least 50 percent of the gross tonnage involved under this contract (computed separately for dry bulk carriers, dry cargo liners, and tankers) whenever shipping any equipment, materials, or commodities under the conditions set forth in paragraph (a) above, to the extent that such vessels are available at rates that are fair and reasonable for privately owned U.S.-flag commercial vessels.
(c)(1) The Contractor shall submit one legible copy of a rated on-board ocean bill of lading for each shipment to both (i) the Contracting Officer and (ii) the Office of Cargo Preference, Maritime Administration (MAR-590), 400 Seventh Street, SW, Washington, DC 20590. Subcontractor bills of lading shall be submitted through the Prime Contractor.
(2) The Contractor shall furnish these bill of lading copies (i) within 20 working days of the date of loading for shipments originating in the United States, or (ii) within 30 working days for shipments originating outside the United States. Each bill of lading copy shall contain the following information:
(A) Sponsoring U.S. Government agency.
(B) Name of vessel.
(C) Vessel flag of registry.
(D) Date of loading.
(E) Port of loading.
(F) Port of final discharge.
(G) Description of commodity.
(H) Gross weight in pounds and cubic feet if available.
(I) Total ocean freight revenue in U.S. dollars.
(d) The Contractor shall insert the substance of this clause, including this paragraph (d), in all subcontracts or purchase orders under this contract, except those described in paragraph (e)(4).
(e) The requirement in paragraph (a) does not apply to—
(1) Cargoes carried in vessels as required or authorized by law or treaty;
(2) Ocean transportation between foreign countries of supplies purchased with foreign currencies made available, or derived from funds that are made available, under the Foreign Assistance Act of 1961 (22 U.S.C. 2353);
(3) Shipments of classified supplies when the classification prohibits the use of non-Government vessels; and
(4) Subcontracts or purchase orders for the acquisition of commercial products or commercial services unless—
(i) This contract is—
(A) A contract or agreement for ocean transportation services; or
(B) A construction contract; or
(ii) The supplies being transported are—
(A) Items the Contractor is reselling or distributing to the Government without adding value. (Generally, the Contractor does not add value to the items when it subcontracts items for f.o.b. destination shipment); or
(B) Shipped in direct support of U.S. military—
(1) Contingency operations;
(2) Exercises; or
(3) Forces deployed in connection with United Nations or
North Atlantic Treaty Organization humanitarian or peacekeeping operations.
(f) Guidance regarding fair and reasonable rates for privately owned U.S.-flag commercial vessels may be obtained from the Office of Costs and Rates, Maritime Administration, 400 Seventh Street, SW, Washington, DC 20590, Phone: 202-366-4610.
(End of clause)
Alternate I (APR 2003). As prescribed in 47.507(a)(2), substitute the following paragraphs (a) and (b) for paragraphs (a) and (b) of the basic clause:
(a) Except as provided in paragraphs (b) and (e) of this clause, the Contractor shall use privately owned U.S.-flag commercial vessels, and no others, in the ocean transportation of any supplies to be furnished under this contract.
(b) If such vessels are not available for timely shipment at rates that are fair and reasonable for privately owned U.S.-flag commercial vessels, the Contractor shall notify the Contracting Officer and request (1) authorization to ship in foreign-flag vessels or (2) designation of available U.S.-flag vessels. If the Contractor is authorized in writing by the Contracting Officer to ship the supplies in foreign-flag vessels, the contract price shall be equitably adjusted to reflect the difference in costs of shipping the supplies in privately owned U.S.-flag commercial vessels and in foreign-flag vessels.
Alternate II (NOV 2021). As prescribed in 47.507(a)(3), substitute the following paragraph (e) for paragraph (e) of the basic clause:
(e) The requirement in paragraph (a) does not apply to—
(1) Cargoes carried in vessels as required or authorized by law or treaty;
(2) Ocean transportation between foreign countries of supplies purchased with foreign currencies made available, or derived from funds that are made available, under the Foreign Assistance Act of 1961 (22 U.S.C. 2353); and
(3) Shipments of classified supplies when the classification prohibits the use of non-Government vessels.
(4) Subcontracts or purchase orders under this contract for the acquisition of commercial products or commercial services unless the supplies being transported are—
(i) Items the Contractor is reselling or distributing to the Government without adding value. (Generally, the Contractor does not add value to the items when it subcontracts items for f.o.b. destination shipment); or
(ii) Shipments in direct support of U.S. military—
(A) Contingency operations;
(B) Exercises; or
(C) Forces deployed in connection with United Nations or North Atlantic Treaty Organization humanitarian or peacekeeping operations. (Note: This contract requires shipment of commercial products in direct support of U.S. military contingency operations, exercises, or forces deployed in connection with United Nations or North Atlantic Treaty Organization humanitarian or peacekeeping operations.)
Sections it refers to
- 47.507 Contract clauses.
Sections that refer to it
- 47.507 Contract clauses.
- 52.212-5 Contract Terms and Conditions Required To Implement Statutes or Executive Orders—Commercial Products and Commercial Services.
- 52.213-4 Terms and Conditions—Simplified Acquisitions (Other Than Commercial Products and Commercial Services).
- 52.244-6 Subcontracts for Commercial Products and Commercial Services.
← 52.247-63 Preference for U.S.-Flag Air Carriers. · 52.247-65 F.o.b. Origin, Prepaid Freight—Small Package Shipments. →
Rule changes for FAR Part 52
- Federal Acquisition Regulation: Revolutionary FAR Overhaul Parts 8, 12, 13, 15, 38, 44, and 51 ↗ · proposed 2026-09-18 · comments due 2026-10-19
- Federal Acquisition Regulation: Revolutionary Federal Acquisition Regulation Overhaul Parts 16, 17, and 35 ↗ · proposed 2026-09-18 · comments due 2026-10-19
- Federal Acquisition Regulation: Revolutionary Federal Acquisition Regulation Overhaul Parts 9, 27, and 47 ↗ · proposed 2026-09-18 · comments due 2026-10-19
- Federal Acquisition Regulation: Revolutionary Federal Acquisition Regulation Overhaul Parts 14, 28, 36, and 52 ↗ · proposed 2026-09-18 · comments due 2026-10-19
- Federal Acquisition Regulation: Revolutionary Federal Acquisition Regulation Overhaul Parts 3 and 49 ↗ · proposed 2026-06-23 · comments due 2026-07-23
- Federal Acquisition Regulation: Revolutionary Federal Acquisition Regulation Overhaul Parts 5, 24, and 29 ↗ · proposed 2026-06-23 · comments due 2026-07-23
- Federal Acquisition Regulation: Revolutionary Federal Acquisition Regulation Overhaul Parts 6, 7, 10, 18, 26, 37, and 41 ↗ · proposed 2026-06-23 · comments due 2026-07-23
- Federal Acquisition Regulation: Revolutionary Federal Acquisition Regulation Overhaul Parts 1, 2, 4, 33, 39, 40, and 53 ↗ · proposed 2026-06-23 · comments due 2026-07-23
Source: eCFR, 48 CFR chapters 1 and 2 (GPO GovInfo bulk data) ↗. Plain words for the terms: glossary.