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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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48 sections with “lien”: the first 40

  • DFARS 252.217-7014 Discharge of liens.
    As prescribed in 217.7104(a), use the following clause: Discharge of Liens (DEC 1991) (a) The Contractor shall immediately discharge, or cause to be discharged, any lien or right in rem of any kind, other than in favor of the Government, …
  • DFARS 252.222-7005 Prohibition on use of nonimmigrant aliens—Guam.
    As prescribed in 222.7302, use the following clause: Prohibition on Use of Nonimmigrant Aliens—Guam (SEP 1999) The work required by this contract shall not be performed by any alien who is issued a visa or otherwise provided nonimmigrant …
  • DFARS 222.7301 Prohibition on use of nonimmigrant aliens.
    (a) Any alien who is issued a visa or otherwise provided nonimmigrant status under Section 101(a)(15)(H)(ii) of the Immigration and Nationality Act (8 U.S.C. 1101(a)(15)(H)(ii)) is prohibited from performing work under a contract for base o…
  • FAR 32.202-4 Security for Government financing.
    …t is always equal to or greater than the amount of unliquidated financing. (b) Paramount lien. (1) The statutes cited in 32.201 provide that if the Government's security is in the form of a lien, such lien is paramount to all other liens a…
  • FAR 49.402-2 Effect of termination for default.
    …o provide for the Government's potential liability to laborers and material suppliers for lien rights outstanding against the completed supplies or materials after the Government has paid the contractor for them. To accomplish this, before …
  • FAR 52.232-12 Advance Payments.
    …U.S.C. 1811), or a credit union insured by the National Credit Union Administration. (h) Lien on Special Bank Account. The Government shall have a lien upon any balance in the special account paramount to all other liens. The Government li…
  • FAR 32.409-3 Security, supervision, and covenants.
    …(c) In the terms of the agreement, the contracting officer should provide for a paramount lien in favor of the Government. This lien may supplement or replace other security requirements. The lien should cover— (1) Supplies being acquired;…
  • FAR 52.212-3 Offeror Representations and Certifications—Commercial Products and Commercial Services.
    … has exercised all judicial appeal rights. (B) The IRS has filed a notice of Federal tax lien with respect to an assessed tax liability, and the taxpayer has been issued a notice under I.R.C. § 6320 entitling the taxpayer to request a hear…
  • FAR 9.406-2 Causes for debarment.
    … has exercised all judicial appeal rights. (2) The IRS has filed a notice of Federal tax lien with respect to an assessed tax liability, and the taxpayer has been issued a notice under I.R.C. § 6320 entitling the taxpayer to request a hear…
  • FAR 32.411 Agreement for special account at a financial institution.
    …erations, the parties agree to the following conditions: (a) The Government shall have a lien on the credit balance in the account to secure the repayment of all advance payments made to the Contractor. The lien is paramount to any lien or…
  • FAR 52.209-5 Certification Regarding Responsibility Matters.
    …has exercised all judicial appeal rights. (ii) The IRS has filed a notice of Federal tax lien with respect to an assessed tax liability, and the taxpayer has been issued a notice under I.R.C. § 6320 entitling the taxpayer to request a hear…
  • FAR 11.104 Use of brand name or equal purchase descriptions.
    …escriptions must include, in addition to the brand name, a general description of those salient physical, functional, or performance characteristics of the brand name item that an “equal” item must meet to be acceptable for award. Use brand…
  • FAR 49.112-1 Partial payments.
    …aining title to the completed end items or termination inventory, or by the creation of a lien in favor of the Government, paramount to all other liens, on the completed end items or termination inventory, or by other appropriate means. (e…
  • FAR 52.203-13 Contractor Code of Business Ethics and Conduct.
    … the terms of the contract. It does not require— (i) A Contractor to waive its attorney-client privilege or the protections afforded by the attorney work product doctrine; or (ii) Any officer, director, owner, or employee of the Contracto…
  • FAR 52.211-6 Brand name or equal.
    … the characteristics and level of quality that will satisfy the Government's needs. The salient physical, functional, or performance characteristics that “equal” products must meet are specified in the solicitation. (b) To be considered fo…
  • FAR 52.222-41 Service Contract Labor Standards.
    …the employment of apprentices, student-learners, persons with disabilities, and disabled clients of work centers under section 14 of the Fair Labor Standards Act of 1938, in the regulations issued by the Administrator (29 CFR parts 520, 521…
  • FAR 52.222-50 Combating Trafficking in Persons.
    …he terms of the contract. It does not— (i) Require the Contractor to waive its attorney-client privilege or the protections afforded by the attorney work product doctrine; (ii) Require any officer, director, owner, employee, or agent of t…
  • FAR 52.225-26 Contractors Performing Private Security Functions Outside the United States.
    …he terms of the contract. It does not require— (i) The Contractor to waive its attorney-client privilege or the protections afforded by the attorney work product doctrine; or (ii) Any officer, director, owner, or employee of the Contracto…
  • FAR 52.249-8 Default (Fixed-Price Supply and Service).
    … determines to be necessary to protect the Government against loss because of outstanding liens or claims of former lien holders. (g) If, after termination, it is determined that the Contractor was not in default, or that the default was e…
  • FAR 52.249-9 Default (Fixed-Price Research and Development).
    …fficer determines to be necessary to protect the Government against loss from outstanding liens or claims of former lien holders. (g) If, after termination, it is determined that the Contractor was not in default, or that the default was e…
  • DFARS 252.225-7039 Defense Contractors Performing Private Security Functions Outside the United States.
    …he terms of the contract. It does not require— (i) The contractor to waive its attorney-client privilege or the protections afforded by the attorney work product doctrine; or (ii) Any officer, director, owner, or employee of the contracto…
  • FAR 2.101 Definitions.
    …hat are peculiar to an individual acquisition; provided that the variation includes the salient features of the FAR provision or clause, and is not inconsistent with the intent, principle, and substance of the FAR provision or clause or rel…
  • FAR 3.803 Exceptions.
    … legal advice or analysis directly and solely related to the legal aspects of his or her client's proposal, but generally advocate one proposal over another, are not allowable under this section because the lawyer is not providing professio…
  • FAR 4.2301 Definitions.
    …y other considerations that would factor into an analysis of the security, integrity, resilience, quality, trustworthiness, or authenticity of covered articles or sources.
  • FAR 23.002 Policy.
    …sions, including greenhouse gas emissions; promote environmental stewardship; support resilient supply chains; drive innovation; and incentivize markets for sustainable products and services.
  • FAR 24.101 Definitions.
    …ny independent regulatory agency. Individual means a citizen of the United States or an alien lawfully admitted for permanent residence. Maintain means maintain, collect, use, or disseminate. Operation of a system of records means perfor…
  • FAR 32.304-6 Other collateral security.
    …necessary for protection of the Government interest: (a) Mortgages on fixed assets. (b) Liens against inventories. (c) Endorsements. (d) Guarantees. (e) Subordinations or standbys of other indebtedness.
  • FAR 32.410 Findings, determination, and authorization.
    …t at the Contractor's financial institution and that the Government will have a paramount lien on (i) the credit balance in the special account, (ii) any supplies contracted for, and (iii) any material or other property acquired for perform…
  • FAR 45.000 Scope of part.
    …ent use of property under 45.301(f); (2) Property to which the Government has acquired a lien or title solely because of partial, advance, progress, or performance based payments; (3) Disposal of real property; (4) Software and intellect…
  • FAR 45.600 Scope of subpart.
    … not apply to the disposal of real property or to property for which the Government has a lien or title solely as a result of advance, progress, or performance-based payments that have been liquidated.
  • FAR 49.601-2 Letter notice.
    …dings that are based on subcontracts or purchase orders under the contract, or in which a lien has been or may be placed against termination inventory to be reported to the Government. Also, promptly notify the Contracting Officer of any su…
  • FAR 49.603-1 Fixed-price contracts—complete termination.
    …le clauses relating to: labor law, contingent fees, domestic articles, and employment of aliens.” [If the contract contains clauses of this character inserted for reasons other than requirements of Acts of Congress or Executive Orders, the …
  • FAR 49.603-2 Fixed-price contracts—partial termination.
    …le clauses relating to: labor law, contingent fees, domestic articles, and employment of aliens. [If the contract contains clauses of this character inserted for reasons other than requirements of Acts of Congress or Executive Orders, the s…
  • FAR 49.603-3 Cost-reimbursement contracts—complete termination, if settlement includes cost.
    …le clauses relating to: labor law, contingent fees, domestic articles, and employment of aliens.” [If the contract contains clauses of this character inserted for reasons other than requirements of Acts of Congress or Executive Orders, the …
  • FAR 49.603-4 Cost-reimbursement contracts—complete termination, with settlement limited to fee.
    …le clauses relating to: labor law, contingent fees, domestic articles, and employment of aliens. [If the contract contains clauses of this character inserted for reasons other than requirements of Acts of Congress or Executive Orders, the s…
  • FAR 52.204-3 Taxpayer identification.
    … □ TIN has been applied for. □ TIN is not required because: □ Offeror is a nonresident alien, foreign corporation, or foreign partnership that does not have income effectively connected with the conduct of a trade or business in the Unite…
  • FAR 52.225-9 Buy American—Construction Materials.
    …ruction material or domestic end product that is deemed critical to U.S. supply chain resiliency. The list of critical items is at FAR 25.105. Domestic construction material means— (1) For construction material that does not consist wholl…
  • FAR 52.225-11 Buy American—Construction Materials Under Trade Agreements.
    …ruction material or domestic end product that is deemed critical to U.S. supply chain resiliency. The list of critical items is at FAR 25.105. Designated country means any of the following countries: (1) A World Trade Organization Governm…
  • FAR 52.236-15 Schedules for Construction Contracts.
    … and the dates on which the Contractor contemplates starting and completing the several salient features of the work (including acquiring materials, plant, and equipment). The schedule shall be in the form of a progress chart of suitable sc…
  • DFARS 217.7104 Contract clauses.
    …Liability and Insurance. (11) 252.217-7013, Guarantees. (12) 252.217-7014, Discharge of Liens. (13) 252.217-7015, Safety and Health. (14) 252.217-7016, Plant Protection, as applicable. (b)(1) Incorporate in solicitations for, and in, j…

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.