48 CFR · Federal Acquisition Regulation and Defense supplement

FAR and DFARS navigator

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.

Ask the FAR

Try: · · ·

Clear

7 sections with “peculiar to one manufacturer”

  • FAR 11.105 Items peculiar to one manufacturer.
    … be written so as to require a particular brand name, product, or a feature of a product, peculiar to one manufacturer, thereby precluding consideration of a product manufactured by another company, unless— (a)(1) The particular brand name…
  • FAR 6.302-1 Only one responsible source and no other supplies or services will satisfy agency requirements.
    …urchase description to specify a particular brand-name, product, or feature of a product, peculiar to one manufacturer— (i) Does not provide for full and open competition, regardless of the number of sources solicited; and (ii) Shall be j…
  • FAR 8.405-6 Limiting sources.
    …esult in disclosure of classified information) or create other security risks. (b) Items peculiar to one manufacturer. An item peculiar to one manufacturer can be a particular brand name, product, or a feature of a product, peculiar to one…
  • FAR 16.505 Ordering.
    …e 37.102(a) and subpart 37.6). (4) The following requirements apply when procuring items peculiar to one manufacturer: (i) The contracting officer must justify restricting consideration to an item peculiar to one manufacturer (e.g., a par…
  • DFARS 208.7003-2 Assignments under coordinated acquisition.
    …lly, this exception applies only when research and development funds are used. (g) Items peculiar to nuclear ordnance material where design characteristics or test-inspection requirements are controlled by the Department of Energy (DoE) or…
  • FAR 2.101 Definitions.
    … and utilize a variation of that provision or clause to accommodate requirements that are peculiar to an individual acquisition; provided that the variation includes the salient features of the FAR provision or clause, and is not inconsiste…
  • FAR 52.246-26 Reporting Nonconforming Items.
    …this clause— Common item means an item that has multiple applications versus a single or peculiar application. Counterfeit item means an unlawful or unauthorized reproduction, substitution, or alteration that has been knowingly mismarked,…

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.