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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55 sections with “certifies”: the first 40
- FAR 52.212-3 Offeror Representations and Certifications—Commercial Products and Commercial Services.… if the contract is expected to exceed $200,000.) By submission of its offer, the offeror certifies to the best of its knowledge and belief that no Federal appropriated funds have been paid or will be paid to any person for influencing or a…
- FAR 52.230-1 Cost Accounting Standards Notices and Certification.…: □ (1) Certificate of Concurrent Submission of Disclosure Statement. The offeror hereby certifies that, as a part of the offer, copies of the Disclosure Statement have been submitted as follows: (i) original and one copy to the cognizant …
- DFARS 252.225-7018 Photovoltaic Devices—Certificate.… (2) If more than the micro-purchase threshold but less than $100,000— __(i) The Offeror certifies that each photovoltaic device to be utilized in performance of the contract is a domestic photovoltaic device; __(ii) The Offeror certifies…
- DFARS 252.225-7035 Buy American—Free Trade Agreements—Balance of Payments Program Certificate.…ade Agreements—Balance of Payments Program—Basic clause of this solicitation, the Offeror certifies that— (i) Each end product, except the end products listed in paragraph (c)(2) of this provision, is a domestic end product; (ii) Each dom…
- FAR 49.603-1 Fixed-price contracts—complete termination.…ed ________________________. (b) The parties agree to the following: (1) The Contractor certifies that all contract termination inventory (including scrap) has been retained or acquired by the Contractor, sold to third parties, returned t…
- FAR 49.603-2 Fixed-price contracts—partial termination.…ther explanation necessary to avoid uncertainty or misunderstanding]. (2) The Contractor certifies that all contract termination inventory (including scrap) has been retained or acquired by the Contractor, sold to third parties, returned t…
- FAR 49.603-3 Cost-reimbursement contracts—complete termination, if settlement includes cost.…on dated __________________. (b) The parties agree to the following: (1) The Contractor certifies that all contract termination inventory (including scrap) has been retained or acquired by the Contractor, sold to third parties, returned t…
- FAR 52.225-4 Buy American—Free Trade Agreements—Israeli Trade Act Certificate.…erican—Free Trade Agreements—Israeli Trade Act Certificate (NOV 2023) (a)(1) The Offeror certifies that each end product, except those listed in paragraph (b) or (c)(1) of this provision, is a domestic end product and that each domestic en…
- DFARS 252.225-7000 Buy American—Balance of Payments Program Certificate.…y American and Balance of Payments Program—Basic clause of this solicitation, the Offeror certifies that— (i) Each end product, except those listed in paragraphs (c)(2) or (3) of this provision, is a domestic end product and that each dome…
- FAR 22.1003-4 Administrative limitations, variations, tolerances, and exemptions.…rvicing the same equipment of commercial customers. (iv) The apparent successful offeror certifies to the conditions in paragraph (c)(2)(i) through (iii) of this subsection. (See 22.1006(e).) (3) Affirmative determination and contract awa…
- FAR 49.603-8 Fixed-price contracts—settlements with subcontractors only.…ncluded in this settlement.] (b) The parties agree to the following: (1) The Contractor certifies that each immediate subcontractor, whose settlement proposal is included in the proposal settled by the agreement, has furnished the Contrac…
- FAR 52.222-18 Certification Regarding Knowledge of Child Labor for Listed End Products.… will not make award to an offeror unless the offeror, by checking the appropriate block, certifies to either paragraph (c)(1) or paragraph (c)(2) of this provision. □ (1) The offeror will not supply any end product listed in paragraph (b)…
- FAR 52.225-25 Prohibition on Contracting with Entities Engaging in Certain Activities or Transactions Relating to Iran—Representation and Certifications.…r controlled by, or acting on behalf or at the direction of, the government of Iran; (2) Certifies that the offeror, or any person owned or controlled by the offeror, does not engage in any activities for which sanctions may be imposed und…
- DFARS 252.215-7010 Requirements for Certified Cost or Pricing Data and Data Other Than Certified Cost or Pricing Data.…e data submitted: “By submission of this data, the Offeror [Offeror insert company name] certifies that the customer was [Offeror insert one or more of the following as applicable: a government customer; a commercial customer purchasing th…
- DFARS 252.225-7020 Trade Agreements Certificate.…or all line items subject to the Trade Agreements—Basic of this solicitation, the offeror certifies that each end product to be delivered under this contract, except those listed in paragraph (c)(2) of this provision, is a U.S.-made, qualif…
- FAR 6.303-1 Requirements.…g officer— (1) Justifies, if required in 6.302, the use of such actions in writing; (2) Certifies the accuracy and completeness of the justification; and (3) Obtains the approval required by 6.304. (b) The contracting officer shall not …
- FAR 15.407-1 Defective certified cost or pricing data.…set shall be allowed only in an amount supported by the facts and if the contractor— (i) Certifies to the contracting officer that, to the best of the contractor's knowledge and belief, the contractor is entitled to the offset in the amoun…
- FAR 15.407-3 Forward pricing rate agreements.…ction with the FPRA, updated as necessary, form a part of the total data that the offeror certifies to be accurate, complete, and current at the time of agreement on price for an initial contract or for a contract modification. (See the Cer…
- FAR 19.800 General.…sole source or competitive basis. (c) Acting under the authority of the program, the SBA certifies to an agency that SBA is competent and responsible to perform a specific contract. The contracting officer has the discretion to award the c…
- FAR 25.702-4 Waiver.…equirement of subsection 25.702-2 on a case-by-case basis if the President determines and certifies in writing to the appropriate congressional committees that it is in the national interest to do so. (b) An agency seeking waiver of the re…
- FAR 25.703-2 Iran Sanctions Act.…subsection do not apply if the acquisition is subject to trade agreements and the offeror certifies that all the offered products are designated country end products or designated country construction material (see subpart 25.4).
- FAR 25.703-3 Prohibition on contracting with entities that export sensitive technology to Iran.…bsection does not apply if the acquisition is subject to trade agreements and the offeror certifies that all the offered products are designated country end products or designated country construction material (see subpart 25.4).
- FAR 30.201-4 Contract clauses.… when the contract amount is over $2.5 million but less than $50 million, and the offeror certifies it is eligible for and elects to use modified CAS coverage (see 48 CFR 9903.201-2), unless the clause prescribed in paragraph (c) of this su…
- FAR 52.203-2 Certificate of Independent Price Determination.… and Offeror. Certificate of Independent Price Determination (APR 1985) (a) The offeror certifies that— (1) The prices in this offer have been arrived at independently, without, for the purpose of restricting competition, any consultatio…
- FAR 52.203-11 Certification and Disclosure Regarding Payments to Influence Certain Federal Transactions.…eference in this provision. (c) Certification. The offeror, by signing its offer, hereby certifies to the best of its knowledge and belief that no Federal appropriated funds have been paid or will be paid to any person for influencing or a…
- FAR 52.209-5 Certification Regarding Responsibility Matters.…provision: Certification Regarding Responsibility Matters (AUG 2020) (a)(1) The Offeror certifies, to the best of its knowledge and belief, that— (i) The Offeror and/or any of its Principals— (A) Are ( ) are not ( ) presently debarred, …
- FAR 52.209-13 Violation of Arms Control Treaties or Agreements—Certification.…1. (b) Certification. [Offeror shall check either (1) or (2).] ________ (1) The Offeror certifies that— (i) It does not engage and has not engaged in any activity that contributed to or was a significant factor in the President's or Secr…
- FAR 52.213-1 Fast Payment Procedure.…ude a copy of the invoice in each shipment. (d) Certification of invoice. The Contractor certifies by submitting an invoice to the Government that the supplies being billed to the Government have been shipped or delivered in accordance wit…
- FAR 52.214-27 Price Reduction for Defective Certified Cost or Pricing Data—Modifications—Sealed Bidding.…shall be allowed against the amount of a contract price reduction if— (A) The Contractor certifies to the Contracting Officer that, to the best of the Contractor's knowledge and belief, the Contractor is entitled to the offset in the amoun…
- FAR 52.215-10 Price Reduction for Defective Certified Cost or Pricing Data.…shall be allowed against the amount of a contract price reduction if— (A) The Contractor certifies to the Contracting Officer that, to the best of the Contractor's knowledge and belief, the Contractor is entitled to the offset in the amoun…
- FAR 52.215-11 Price Reduction for Defective Certified Cost or Pricing Data—Modifications.…shall be allowed against the amount of a contract price reduction if— (A) The Contractor certifies to the Contracting Officer that, to the best of the Contractor's knowledge and belief, the Contractor is entitled to the offset in the amoun…
- FAR 52.222-15 Certification of Eligibility.…rtification of Eligibility (MAY 2014) (a) By entering into this contract, the Contractor certifies that neither it nor any person or firm who has an interest in the Contractor's firm is a person or firm ineligible to be awarded Government …
- FAR 52.222-41 Service Contract Labor Standards.…Certification. (1) By entering into this contract, the Contractor (and officials thereof) certifies that neither it nor any person or firm who has a substantial interest in the Contractor's firm is a person or firm ineligible to be awarded …
- FAR 52.222-48 Exemption From Application of the Service Contract Labor Standards to Contracts for Maintenance, Calibration, or Repair of Certain Equipment—Certification.…ompliance by its subcontractor if it subcontracts out the exempt services. If the offeror certifies to the conditions in paragraph (a) of this provision, and the Contracting Officer determines in accordance with FAR 22.1003-4(c)(3) that the…
- FAR 52.222-52 Exemption From Application of the Service Contract Labor Standards to Contracts for Certain Services—Certification.…ompliance by its subcontractor if it subcontracts out the exempt services. If the offeror certifies to the conditions in paragraph (a) of this provision, and the Contracting Officer determines in accordance with FAR 22.1003-4(d)(3) that the…
- FAR 52.223-1 Biobased Product Certification.…7 U.S.C. 8101(4)) and the Energy Policy Act of 2005 (7 U.S.C. 8102(a)(2)(F)), the offeror certifies, by signing this offer, that biobased products (within categories of products listed by the United States Department of Agriculture in 7 CFR…
- FAR 52.223-4 Recovered Material Certification.… Resource Conservation and Recovery Act of 1976 (42 U.S.C. 6962(c)(3)(A)(i)), the offeror certifies, by signing this offer, that the percentage of recovered materials content for EPA-designated items to be delivered or used in the performan…
- FAR 52.225-2 Buy American Certificate.… insert the following provision: Buy American Certificate (OCT 2022) (a)(1) The Offeror certifies that each end product, except those listed in paragraph (b) of this provision, is a domestic end product and that each domestic end product …
- FAR 52.225-6 Trade Agreements Certificate.…insert the following provision: Trade Agreements Certificate (FEB 2021) (a) The offeror certifies that each end product, except those listed in paragraph (b) of this provision, is a U.S.-made or designated country end product, as defined …
- FAR 52.225-20 Prohibition on Conducting Restricted Business Operations in Sudan—Certification.…e been voluntarily suspended. (b) Certification. By submission of its offer, the offeror certifies that the offeror does not conduct any restricted business operations in Sudan. (End of provision)
FAR (chapter 1)
- Part 1 Federal Acquisition Regulations System 58 sections
- Part 2 Definitions of Words and Terms 3 sections
- Part 3 Improper Business Practices and Personal Conflicts of Interest 98 sections
- Part 4 Administrative and Information Matters 116 sections
- Part 5 Publicizing Contract Actions 34 sections
- Part 6 Competition Requirements 34 sections
- Part 7 Acquisition Planning 34 sections
- Part 8 Required Sources of Supplies and Services 67 sections
- Part 9 Contractor Qualifications 106 sections
- Part 10 Market Research 4 sections
- Part 11 Describing Agency Needs 33 sections
- Part 12 Acquisition of Commercial Products and Commercial Services 38 sections
- Part 13 Simplified Acquisition Procedures 49 sections
- Part 14 Sealed Bidding 82 sections
- Part 15 Contracting by Negotiation 81 sections
- Part 16 Types of Contracts 74 sections
- Part 17 Special Contracting Methods 50 sections
- Part 18 Emergency Acquisitions 34 sections
- Part 19 Small Business Programs 126 sections
- Part 22 Application of Labor Laws to Government Acquisitions 205 sections
- Part 23 Environment, Sustainable Acquisition, and Material Safety 38 sections
- Part 24 Protection of Privacy and Freedom of Information 10 sections
- Part 25 Foreign Acquisition 81 sections
- Part 26 Other Socioeconomic Programs 36 sections
- Part 27 Patents, Data, and Copyrights 59 sections
- Part 28 Bonds and Insurance 61 sections
- Part 29 Taxes 23 sections
- Part 30 Cost Accounting Standards Administration 30 sections
- Part 31 Contract Cost Principles and Procedures 87 sections
- Part 32 Contract Financing 175 sections
- Part 33 Protests, Disputes, and Appeals 23 sections
- Part 34 Major System Acquisition 20 sections
- Part 35 Research and Development Contracting 25 sections
- Part 36 Construction and Architect-engineer Contracts 81 sections
- Part 37 Service Contracting 46 sections
- Part 38 Federal Supply Schedule Contracting 3 sections
- Part 39 Acquisition of Information Technology 14 sections
- Part 40 Information Security and Supply Chain Security 12 sections
- Part 41 Acquisition of Utility Services 17 sections
- Part 42 Contract Administration and Audit Services 84 sections
- Part 43 Contract Modifications 14 sections
- Part 44 Subcontracting Policies and Procedures 24 sections
- Part 45 Government Property 33 sections
- Part 46 Quality Assurance 60 sections
- Part 47 Transportation 106 sections
- Part 48 Value Engineering 13 sections
- Part 49 Termination of Contracts 108 sections
- Part 50 Extraordinary Contractual Actions and the Safety Act 34 sections
- Part 51 Use of Government Sources by Contractors 15 sections
- Part 52 Solicitation Provisions and Contract Clauses 680 sections
- Part 53 Forms 61 sections
DFARS (chapter 2, Defense)
- Part 201 Federal Acquisition Regulations System 24 sections
- Part 202 Definitions of Words and Terms 1 sections
- Part 203 Improper Business Practices and Personal Conflicts of Interest 28 sections
- Part 204 Administrative and Information Matters 76 sections
- Part 205 Publicizing Contract Actions 11 sections
- Part 206 Competition Requirements 20 sections
- Part 207 Acquisition Planning 22 sections
- Part 208 Required Sources of Supplies and Services 31 sections
- Part 209 Contractor Qualifications 55 sections
- Part 210 Market Research 2 sections
- Part 211 Describing Agency Needs 22 sections
- Part 212 Acquisition of Commercial Products and Commercial Services 24 sections
- Part 213 Simplified Acquisition Procedures 23 sections
- Part 214 Sealed Bidding 14 sections
- Part 215 Contracting by Negotiation 66 sections
- Part 216 Types of Contracts 36 sections
- Part 217 Special Contracting Methods 64 sections
- Part 218 Emergency Acquisitions 7 sections
- Part 219 Small Business Programs 47 sections
- Part 222 Application of Labor Laws to Government Acquisitions 56 sections
- Part 223 Environment, Sustainable Acquisition, and Material Safety 34 sections
- Part 224 Protection of Privacy and Freedom of Information 2 sections
- Part 225 Foreign Acquisition 251 sections
- Part 226 Other Socioeconomic Programs 14 sections
- Part 227 Patents, Data, and Copyrights 99 sections
- Part 228 Bonds and Insurance 17 sections
- Part 229 Taxes 9 sections
- Part 230 Cost Accounting Standards Administration 2 sections
- Part 231 Contract Cost Principles and Procedures 13 sections
- Part 232 Contract Financing 74 sections
- Part 233 Protests, Disputes, and Appeals 8 sections
- Part 234 Major System Acquisition 13 sections
- Part 235 Research and Development Contracting 16 sections
- Part 236 Construction and Architect-engineer Contracts 25 sections
- Part 237 Service Contracting 67 sections
- Part 239 Acquisition of Information Technology 38 sections
- Part 241 Acquisition of Utility Services 8 sections
- Part 242 Contract Administration and Audit Services 40 sections
- Part 243 Contract Modifications 18 sections
- Part 244 Subcontracting Policies and Procedures 13 sections
- Part 245 Government Property 23 sections
- Part 246 Quality Assurance 39 sections
- Part 247 Transportation 27 sections
- Part 249 Termination of Contracts 14 sections
- Part 250 Extraordinary Contractual Actions and the Safety Act 16 sections
- Part 251 Use of Government Sources by Contractors 5 sections
- Part 252 Solicitation Provisions and Contract Clauses 405 sections
- Part 253 Forms 10 sections
- Part 270 Defense Contracting Programs 7 sections
Source: eCFR, 48 CFR chapters 1 and 2 (GPO GovInfo bulk data) ↗. Rule changes in progress: FAR, DFARS. Terms: glossary.