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.

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2 sections with “unacceptable risk of personal injury or loss of life”

  • DFARS 209.270-2 Definitions.
    …lure resulting in the loss of or serious damage to the aircraft or weapon system; (2) An unacceptable risk of personal injury or loss of life; or (3) An uncommanded engine shutdown that jeopardizes safety. Design control activity—(1) Wit…
  • DFARS 252.209-7010 Critical Safety Items.
    …e resulting in the loss of, or serious damage to, the aircraft or weapon system; (ii) An unacceptable risk of personal injury or loss of life; or (iii) An uncommanded engine shutdown that jeopardizes safety. Design control activity. (i) …

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.