48 CFR · Federal Acquisition Regulation and Defense supplement

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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.

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16 sections with “second source”

  • DFARS 227.671 General.
    …y source,” agrees to furnish to a foreign concern or government, herein referred to as a “second source;” foreign patent rights; technical assistance in the form of data, know-how, trained personnel of the primary source, instruction and gu…
  • DFARS 227.673 Foreign license and technical assistance agreements between the Government and domestic concerns.
    …the Government and a primary source to provide technical assistance or patent rights to a second source for the manufacture of supplies or performance of services shall, to the extent practicable, specify the rights in patents and data and …
  • DFARS 227.674 Supply contracts between the Government and a foreign government or concern.
    In negotiating contract prices with a second source, including the redetermination of contract prices, or in determining the allowability of costs under a cost-reimbursement contract with a second source, the contracting officer: (a) Shall…
  • DFARS 227.675-2 Review of agreements.
    (a) In reviewing foreign license and technical assistance agreements between primary and second sources, the Department concerned shall, insofar as its interests are involved, indicate whether the agreement meets the requirements of §§ 124.…
  • FAR 52.219-9 Small Business Subcontracting Plan.
    …the base period through the current option; for example, for a report submitted after the second option is exercised, the dollar goal would be the sum of the goals for the basic contract, the first option, and the second option. (B) If a s…
  • FAR 15.404-4 Profit.
    …racts to be awarded and administered, whether established sources are available or new or second sources must be developed, and whether material will be obtained through routine purchase orders or through complex subcontracts requiring deta…
  • DFARS 227.672 Policy.
    …ces for foreign license technical assistance contracts (227.675) or supply contracts with second sources (227.674); and in commenting on such agreements when they are referred to the Department of Defense by the Department of State pursuant…
  • DFARS 227.7203-2 Acquisition of other than commercial computer software and computer software documentation and associated rights.
    …tions, specially negotiated licenses, direct licensing between contractors for qualifying second sources, data escrow agreements, deferred delivery solutions, and subscription agreements. See PGI 227.7203-2(b)(2)(ii)(D) for guidance on use …
  • FAR 17.106-1 General.
    …of the program year requirements for 5 years are (i) 30 in the first year, (ii) 30 in the second, (iii) 20 in the third, (iv) 10 in the fourth, and (v) 10 in the fifth. The cancellation percentages, after deducting 3 percent for the first p…
  • FAR 15.402 Pricing policy.
    …mental and governmental entities), relying first on data available within the Government; second, on data obtained from sources other than the offeror; and, if necessary, on data obtained from the offeror. When obtaining data from the offer…
  • FAR 15.403-3 Requiring data other than certified cost or pricing data.
    …ntracting officer shall— (i) Obtain whatever data are available from Government or other secondary sources and use that data in determining a fair and reasonable price; (ii) Require submission of data other than certified cost or pricing …
  • FAR 32.304-8 Other borrowing.
    …ollateral security requested by the institution under the unguaranteed loan is also to be secondary collateral for the guaranteed loan. (3) A requirement that the contractor provide appropriate documentation to the guaranteeing agency, at …
  • FAR 41.301 Requirements.
    …d by the Federal agency or the utility supplier, and if the metering is on the primary or secondary side of the transformer.
  • FAR 42.202 Assignment of contract administration.
    …lish a reasonable transition period prior to rescinding or recalling the delegation. (e) Secondary delegations of contract administration. (1) A CAO that has been delegated administration of a contract under paragraph (a) or (c) of this se…
  • FAR 48.101 General.
    …. This voluntary approach should not in itself increase costs to the Government. (2) The second approach is a mandatory program in which the Government requires and pays for a specific value engineering program effort. The contractor must …
  • DFARS 212.301 Solicitation provisions and contract clauses for the acquisition of commercial products and commercial services.
    …ation Act for Fiscal Year 2013 (Pub. L. 112-239). (V) Use the provision at 252.225-7031, Secondary Arab Boycott of Israel, as prescribed in 225.7605, to comply with 10 U.S.C. 4659. (W) Use the provision at 252.225-7035, Buy American—Free …

FAR (chapter 1)

DFARS (chapter 2, Defense)

Source: eCFR, 48 CFR chapters 1 and 2 (GPO GovInfo bulk data) ↗. Rule changes in progress: FAR, DFARS. Terms: glossary.