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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21 sections with “block certification”
- FAR 52.250-3 SAFETY Act Block Designation/Certification.As prescribed in 50.206(b)(1), insert the following provision: Safety Act Block Designation/Certification (FEB 2009) (a) Definitions. As used in this provision— Act of terrorism means any act determined to have met the following requirem…
- FAR 50.205-3 Authorization of offers contingent upon SAFETY Act designation or certification before contract award.…ffers contingent upon SAFETY Act designation, a pre-qualification designation notice or a block designation; or (ii) For offers contingent upon SAFETY Act certification, a block certification; (2) To the contracting officer's knowledge, t…
- FAR 52.212-3 Offeror Representations and Certifications—Commercial Products and Commercial Services.…en the offeror must certify to either (i)(2)(i) or (i)(2)(ii) by checking the appropriate block.] □ (i) The offeror will not supply any end product listed in paragraph (i)(1) of this provision that was mined, produced, or manufactured in t…
- FAR 50.205-4 Authorization of awards made presuming SAFETY Act designation or certification after contract award.…ETY Act certification will be obtained (as opposed to a SAFETY Act designation), unless a block certification applies to the class of technology to be acquired under the solicitation.
- FAR 52.250-5 SAFETY Act—Equitable Adjustment.…mass destruction, injury or other loss to citizens or institutions of the United States. Block certification means SAFETY Act certification of a technology class that the Department of Homeland Security (DHS) has determined to be an approv…
- FAR 12.303 Contract format.…cable, using the following format: (a) Standard Form (SF) 1449; (b) Continuation of any block from SF 1449, such as— (1) Block 10 if an incentive subcontracting clause is used (the contracting officer shall indicate the applicable percen…
- FAR 52.225-25 Prohibition on Contracting with Entities Engaging in Certain Activities or Transactions Relating to Iran—Representation and Certifications.…its officials, agents, or affiliates, the property and interests in property of which are blocked pursuant to the International Emergency Economic Powers Act (50 U.S.C. 1701 et seq.) (see OFAC's Specially Designated Nationals and Blocked Pe…
- FAR 50.201 Definitions.…mass destruction, injury or other loss to citizens or institutions of the United States. Block certification means SAFETY Act certification of a technology class that the Department of Homeland Security (DHS) has determined to be an approv…
- FAR 50.203 General.…out the SAFETY Act may be found at http://www.SAFETYAct.gov. Included on this website are block designations and block certifications granted by DHS.
- FAR 50.205-1 SAFETY Act Considerations.…hnologies, the requiring activity should ascertain through discussions with DHS whether a block designation or block certification exists for the technology being acquired. (1) If one does exist, the requiring activity should request that …
- FAR 52.222-18 Certification Regarding Knowledge of Child Labor for Listed End Products.…ernment 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 paragr…
- FAR 52.250-4 SAFETY Act Pre-qualification Designation Notice.…mass destruction, injury or other loss to citizens or institutions of the United States. Block certification means SAFETY Act certification of a technology class that the Department of Homeland Security (DHS) has determined to be an approv…
- DFARS 252.209-7012 Prohibition Relating to Conflicts of Interest in Consulting Services—Certification.…on or any entity sanctioned by the Secretary of the Treasury under Executive Order 13662, Blocking Property of Additional Persons Contributing to the Situation in Ukraine. (3) The government of any country, if the Secretary of State determ…
- FAR 12.301 Solicitation provisions and contract clauses for the acquisition of commercial products and commercial services.…products or commercial services and is incorporated in the solicitation by reference (see Block 27a, SF 1449). The contracting officer may tailor these instructions or provide additional instructions tailored to the specific acquisition in …
- FAR 25.703-2 Iran Sanctions Act.…its officials, agents, or affiliates, the property and interests in property of which are blocked pursuant to the International Emergency Economic Powers Act (50 U.S.C. 1701 et seq.) (see OFAC's Specially Designated Nationals and Blocked Pe…
- FAR 50.206 Solicitation provisions and contract clause.…re-qualification designation notice. (b)(1) Insert the provision at 52.250-3, SAFETY Act Block Designation/Certification, in a solicitation when DHS has issued a block designation/certification for the solicited technologies. (2) Use the …
- FAR 52.203-12 Limitation on Payments to Influence Certain Federal Transactions.…ding Payments to Influence Certain Federal Transactions, and a change occurs that affects Block 10 of the OMB Standard Form LLL (name and address of lobbying registrant or individuals performing services), the Contractor shall, at the end o…
- FAR 52.204-7 System for Award Management.…ation during performance and through final payment). (2) The Offeror shall enter, in the block with its name and address on the cover page of its offer, the annotation “Unique Entity Identifier” followed by the unique entity identifier tha…
- FAR 52.212-1 Instructions to Offerors—Commercial Products and Commercial Services.… be registered in the System for Award Management (SAM).) The Offeror shall enter, in the block with its name and address on the cover page of its offer, the annotation “Unique Entity Identifier” followed by the unique entity identifier tha…
- DFARS 209.572 Conflicts of interest in certain consulting services.…on or any entity sanctioned by the Secretary of the Treasury under Executive Order 13662, Blocking Property of Additional Persons Contributing to the Situation in Ukraine. (iii) The government of any country if the Secretary of State deter…
- DFARS 252.225-7018 Photovoltaic Devices—Certificate.… (d) Certification and identification of country of origin. [The Offeror shall check the block and fill in the blank for one of the following paragraphs, based on the estimated value and the country of origin of photovoltaic devices to be …
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.