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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9 sections with “costing basis”

  • DFARS 225.7303-5 Acquisitions wholly paid for from nonrepayable funds.
    …, price FMS wholly paid for from funds made available on a nonrepayable basis on the same costing basis with regard to profit, overhead, IR&D/B&P, and other costing elements as is applicable to acquisitions of like items purchased by DoD fo…
  • DFARS 252.242-7004 Material Management and Accounting System.
    …phased requirements; and (iii) Maintains a consistent, equitable, and unbiased logic for costing of material transactions; and (2) Assess its MMAS and take reasonable action to comply with the MMAS standards in paragraph (e) of this claus…
  • FAR 31.001 Definitions.
    …nput means the cost, except general and administrative (G&A) expenses, which for contract costing purposes is allocable to the production of goods and services during a cost accounting period. Cost objective means (except for subpart 31.6)…
  • FAR 31.205-7 Contingencies.
    …t the present time. (b) Costs for contingencies are generally unallowable for historical costing purposes because such costing deals with costs incurred and recorded on the contractor's books. However, in some cases, as for example, termin…
  • FAR 31.205-16 Gains and losses on disposition or impairment of depreciable property or other capital assets.
    …luntary conversions, and its undepreciated balance. (d) The gain recognized for contract costing purposes shall be limited to the difference between the acquisition cost (or for assets acquired under a capital lease, the value at which the…
  • FAR 31.105 Construction and architect-engineer contracts.
    …edule (see 31.109(c)). For example, schedules need to be adjusted for Government contract costing purposes if they are based on replacement cost, include unallowable interest costs, or use improper cost of money rates or computations. Contr…
  • FAR 31.205-6 Compensation for personal services.
    …y retirement incentive is an incentive given to an employee to retire early. For contract costing purposes, costs of early retirement incentives are allowable subject to the pension cost criteria contained in paragraphs (j)(2)(i) through (i…
  • FAR 35.014 Government property and title.
    …val, the contractor shall automatically acquire and retain title to any item of equipment costing less than $5,000 (or a lesser amount established by agency regulations) acquired on a reimbursable basis. (2) If purchased equipment costs $5…
  • FAR 42.705-1 Contracting officer determination procedure.
    …mounts allowed or disallowed in the final settlement as well as the disposition of period costing or allocability issues, (C) reasons why any recommendations of the auditor or other Government advisors were not followed, and (D) identific…

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.