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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22 sections with “due date of offers”
- FAR 52.247-51 Evaluation of Export Offers.…agraph (d) above are considered by the Government to be appropriate for this solicitation due to their compatibility with methods and facilities required to handle the cargo and types of vessels and to meet the required overseas delivery da…
- FAR 19.103 Appealing the contracting officer's North American Industry Classification System code and size standard determination.…or size standard. However, SBA may file a NAICS code appeal at any time before offers are due. (2) Appeals of a contracting officer's NAICS code designation or applicable size standard may be filed with SBA's Office of Hearings and Appeals…
- FAR 36.701 Standard and optional forms for use in contracting for construction or dismantling, demolition, or removal of improvements.…f calendar days that the offer must be available for acceptance after the date offers are due. (b) Optional Form 347, Order for Supplies or Services, may be used for construction or dismantling, demolition, or removal of improvements contr…
- FAR 47.306-2 Lowest overall transportation costs.…d opening. (b) If rates or related charges become available after the bid opening or the due date of offers, they shall not be used in the evaluation unless they cover transportation for which no applicable rates or accessorial or incident…
- FAR 52.212-1 Instructions to Offerors—Commercial Products and Commercial Services.…local time, for the designated Government office on the date that offers or revisions are due. (2)(i) Any offer, modification, revision, or withdrawal of an offer received at the Government office designated in the solicitation after the e…
- FAR 52.212-3 Offeror Representations and Certifications—Commercial Products and Commercial Services.…r is delinquent if the taxpayer has failed to pay the tax liability when full payment was due and required. A taxpayer is not delinquent in cases where enforced collection action is precluded. (ii) Examples. (A) The taxpayer has received a…
- FAR 52.214-23 Late submissions, modifications, revisions, and withdrawals of technical proposals under two-step sealed bidding.…, local time, for the designated Government office on the date that bids or revisions are due. (b)(1) Any technical proposal under step one of two-step sealed bidding or modification, revision, or withdrawal of such proposal received at th…
- FAR 52.215-1 Instructions to Offerors—Competitive Acquisition.…local time, for the designated Government office on the date that proposal or revision is due. (ii)(A) Any proposal, modification, or revision, received at the Government office designated in the solicitation after the exact time specified…
- FAR 52.222-5 Construction Wage Rate Requirements—Secondary Site of the Work.…rk, the offeror shall request a wage determination from the Contracting Officer. (2) The due date for receipt of offers will not be extended as a result of an offeror's request for a wage determination for a secondary site of the work. (E…
- FAR 52.232-34 Payment by Electronic Funds Transfer—Other than System for Award Management.…r mutually agreeable method of payment; or (ii) Request the Government to extend payment due dates until such time as the Government makes payment by EFT (but see paragraph (d) of this clause). (b) Mandatory submission of Contractor's EFT…
- DFARS 252.247-7026 Evaluation Preference for Use of Domestic Shipyards—Applicable to Acquisition of Carriage by Vessel for DoD Cargo in the Coastwise or Noncontiguous Trade.…yards and whether— (i) Such work was performed as emergency repairs in foreign shipyards due to accident, emergency, Act of God, or an infirmity to the vessel, and safety considerations warranted taking the vessel to a foreign shipyard; or…
- FAR 2.101 Definitions.…f it is suitable for award to a small business with a Small Business Teaming Arrangement) due to— (i) The diversity, size, or specialized nature of the elements of the performance specified; (ii) The aggregate dollar value of the anticipa…
- FAR 33.104 Protests to GAO.…r and to other participating interested parties. If a hearing is held, these comments are due within 5 days after the hearing. (7) Agencies shall furnish the GAO with the name, title, and telephone number of one or more officials (in both …
- FAR 12.603 Streamlined solicitation for commercial products or commercial services.…stem (DPAS) and assigned rating, if applicable. (xv) The date, time and place offers are due. (xvi) The name and telephone number of the individual to contact for information regarding the solicitation. (3) Allow response time for receip…
- FAR 19.102 Small business size standards and North American Industry Classification System codes.…the new size standard if SBA amends the size standard and it becomes effective before the due date for receipt of initial offers.
- FAR 19.307 Protesting a firm's status as a service-disabled veteran-owned small business concern.…ensible subcontractor protests, the protester presents credible evidence of the alleged undue reliance on a small entity subcontractor that is not a similarly-situated entity as defined in 13 CFR 125.1, or credible evidence that the small n…
- FAR 19.702 Statutory requirements.…s that its prime contractors establish procedures to ensure the timely payment of amounts due pursuant to the terms of their subcontracts with small business, VOSB concerns, SDVOSB concerns, HUBZone small business concerns, SDB concerns, an…
- FAR 19.705-2 Determining the need for a subcontracting plan.… do not apply retroactively. (f) If a subcontracting plan has been added to the contract due to a modification (see 19.702(a)(1)(iii)) or a size rerepresentation (see 19.301-2(e)), the subcontracting goals apply from the date of incorporat…
- FAR 19.705-7 Compliance with the subcontracting plan.…able ISR, or the SSR, using the eSRS, or as provided in agency regulations, by the report due dates specified in 52.219-9, Small Business Subcontracting Plan. (iv) Failure to maintain records or otherwise demonstrate procedures adopted to …
- FAR 49.404 Surety-takeover agreements.…and progress estimates for work accomplished before termination, must be subject to debts due the Government by the contractor, except to the extent that the unpaid earnings may be used to pay the completing surety its actual costs and expe…
- FAR 52.232-8 Discounts for Prompt Payment.…from the date of the invoice. If the Contractor has not placed a date on the invoice, the due date shall be calculated from the date the designated billing office receives a proper invoice, provided the agency annotates such invoice with th…
- DFARS 252.236-7012 Military construction on Kwajalein Atoll—evaluation preference.…ed State and Federal income tax returns (if required) for 2 years, and has paid any taxes due as a result of these filings; and (iii) The firm employs United States citizens in key management positions. (b) Evaluation. Offers from firms t…
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.