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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5 sections with “Federal Sustainability”

  • FAR 7.103 Agency-head responsibilities.
    … in accordance with subpart 23.1; (2) Comply with the Guiding Principles for Sustainable Federal Buildings and Associated Instructions (Guiding Principles), for the design, construction, renovation, repair, or deconstruction of Federal bui…
  • FAR 23.102 Authorities.
    …Section 208 of Executive Order 14057, Catalyzing Clean Energy Industries and Jobs Through Federal Sustainability, dated December 8, 2021. (b) Paragraph G of section I of the Executive Office of the President's Office of Management and Budg…
  • FAR 36.104 Policy.
    … feet are designed, constructed, and maintained to meet and, wherever practicable, exceed Federal sustainable design and operations principles for new construction and modernization projects in accordance with the Council on Environmental Q…
  • FAR 23.002 Policy.
    …tion 208(a) of Executive Order 14057, Catalyzing Clean Energy Industries and Jobs Through Federal Sustainability, agencies shall reduce emissions, including greenhouse gas emissions; promote environmental stewardship; support resilient supp…
  • FAR 23.402 Authorities.
    …09 (PPA). (c) Executive Order 14057, Catalyzing Clean Energy Industries and Jobs Through Federal Sustainability, dated December 8, 2021.

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.