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 “designated billing office”
- FAR 32.001 Definitions.…from these payments. Delivery payments are invoice payments for prompt payment purposes. Designated billing office means the office or person (governmental or nongovernmental) designated in the contract where the contractor first submits i…
- FAR 32.007 Contract financing payments.…paragraph (b) of this section, the due date for making contract financing payments by the designated payment office is the 30th day after the designated billing office receives a proper contract financing request. (2) If an audit or other …
- FAR 32.904 Determining payment due dates.…nt is as follows: (1) The later of the following two events: (i) The 30th day after the designated billing office receives a proper invoice from the contractor (except as provided in paragraph (b)(3) of this section). (ii) The 30th day a…
- FAR 32.905 Payment documentation and process.…equired by the contract. (3) If the invoice does not comply with these requirements, the designated billing office must return it within 7 days after receipt (3 days on contracts for meat, meat food products, or fish; 5 days on contracts f…
- FAR 32.906 Making payments.…ent methods is necessary. See 32.903(a)(5), but see 32.009-1(a). (b) Payment office. The designated payment office— (1) Will mail checks on the same day they are dated; (2) For payments made by EFT, will specify a date on or before the e…
- FAR 32.907 Interest penalties.(a) Late payment. The designated payment office will pay an interest penalty automatically, without request from the contractor, when all of the following conditions, if applicable, have been met: (1) The designated billing office received…
- FAR 52.232-25 Prompt payment.…paragraphs (a)(2) and (c) of this clause, the due date for making invoice payments by the designated payment office is the later of the following two events: (A) The 30th day after the designated billing office receives a proper invoice fr…
- FAR 52.232-26 Prompt Payment for Fixed-Price Architect-Engineer Contracts.…ted by the Contractor, the later of the following two events: (A) The 30th day after the designated billing office receives a proper invoice from the Contractor (except as provided in paragraph (a)(1)(iii) of this clause). (B) The 30th da…
- FAR 52.232-27 Prompt Payment for Construction Contracts.…ilestones in any project. (A) The due date for making such payments is 14 days after the designated billing office receives a proper payment request. If the designated billing office fails to annotate the payment request with the actual da…
- FAR 52.232-7 Payments under Time-and-Materials and Labor-Hour Contracts.…r overpayments or to increase for underpayments. Upon receipt and approval of the voucher designated by the Contractor as the “completion voucher” and supporting documentation, and upon compliance by the Contractor with all terms of this co…
- FAR 52.216-7 Allowable Cost and Payment.…terim payments if this contract contains Alternate I to the clause at 52.232-25. (3) The designated payment office will make interim payments for contract financing on the __ [Contracting Officer insert day as prescribed by agency head; if…
- FAR 52.232-16 Progress Payments.…n the contract. Separate limits may be specified for separate actions. (l) Due date. The designated payment office will make progress payments on the ____ [Contracting Officer insert date as prescribed by agency head; if not prescribed, in…
- FAR 32.909 Contractor inquiries.(a) Direct questions involving— (1) Delinquent payments to the designated billing office or designated payment office; and (2) Disagreements in payment amount or timing to the contracting officer for resolution. The contracting officer mu…
- DFARS 232.206 Solicitation provisions and contract clauses.…he contractor entitlement date specified in the contract, or 30 days after receipt by the designated billing office of a proper request for payment, whichever is later. (ii) Commercial interim payments: The contractor entitlement date spec…
- DFARS 252.232-7011 Payments in Support of Emergencies and Contingency Operations.…tract. (2) Contractor's invoice. The Contractor shall prepare and submit invoices to the designated billing office specified in the contract. A proper invoice should include the items listed in paragraphs (c)(2)(i) through (c)(2)(x) of thi…
- FAR 33.104 Protests to GAO.…tester is required to furnish a copy of its complete protest to the official and location designated in the solicitation or, in the absence of such a designation, to the contracting officer, so it is received no later than 1 day after the p…
- FAR 52.232-8 Discounts for Prompt Payment.… 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 the date of receipt at the time of receipt. For t…
- DFARS 232.1001 Policy.…ctor entitlement date, if any, specified in the contract, or 14 days after receipt by the designated billing office of a proper request for payment, whichever is later.
- FAR 42.302 Contract administration functions.…(a)(11), and (a)(12) of this section, unless the cognizant Federal agency (see 2.101) has designated the contracting officer to perform these functions. (1) Review the contractor's compensation structure. (2) Review the contractor's insur…
- FAR 31.201-6 Accounting for unallowable costs.…, its directly associated costs are also unallowable. (b) Costs that specifically become designated as unallowable or as unallowable directly associated costs of unallowable costs as a result of a written decision furnished by a contractin…
- FAR 52.213-1 Fast Payment Procedure.…tities shown on the invoice, and that the supplies are in the quantity and of the quality designated by the contract, order, or blanket purchase agreement. (e) FAST PAY container identification. The Contractor shall mark all outer shipping…
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.