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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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66 sections with “notification period”: the first 40

  • FAR 19.302 Protesting a small business representation or rerepresentation.
    …r of the contracting officer. (vi) Identification of the bid opening date or the date of notification provided to unsuccessful offerors. (vii) The date the contracting officer received the protest. (viii) A complete address and point of …
  • FAR 32.604 Demand for payment.
    … Payments Statement, Cost Accounting Standards, price reduction for defective pricing), a notification stating that payment should be made promptly, and that interest is due in accordance with the terms of the contract. Interest shall be co…
  • DFARS 252.215-7016 Notification to Offerors—Postaward Debriefings.
    As prescribed in 215.570, use the following provision: Notification to Offerors—Postaward Debriefings (OCT 2025) (a) Definition. As used in this provision— Nontraditional defense contractor means an entity that is not currently performin…
  • DFARS 252.219-7011 Notification to delay performance.
    As prescribed in 219.811-3 (3), use the following clause: Notification To Delay Performance (JUN 1998) The Contractor shall not begin performance under this purchase order until 2 working days have passed from the date of its receipt. Unl…
  • DFARS 252.246-7001 Warranty of data.
    …ch the data forms a part; or any longer period specified in the contract. (c) Contractor notification. The Contractor agrees to notify the Contracting Officer in writing immediately of any breach of the above warranty which the Contractor …
  • FAR 52.222-32 Construction Wage Rate Requirements—Price Adjustment (Actual Method).
    …under this clause within 30 days after receiving a revised wage determination unless this notification period is extended in writing by the Contracting Officer. The Contractor shall notify the Contracting Officer promptly of any decrease un…
  • DFARS 236.601 Policy.
    (1) Written notification to the congressional defense committees is required if the total estimated contract price for architect-engineer services or construction design, in connection with military construction, military family housing, or…
  • DFARS 252.232-7007 Limitation of Government's obligation.
    …total amount then allotted to the contract for performance of the applicable item(s). The notification will state (1) the estimated date when that point will be reached and (2) an estimate of additional funding, if any, needed to continue p…
  • FAR 5.205 Special situations.
    … further notice upon SBA acceptance of the requirement for the section 8(a) program. (g) Notifications to the public regarding consolidation, bundling, or substantial bundling. (1) For the requirement to publish a notification of consolida…
  • FAR 17.205 Documentation.
    …contracting officer shall justify in writing the quantities or the term under option, the notification period for exercising the option, and any limitation on option price under 17.203(g); and shall include the justification document in the…
  • FAR 19.505 Limitations on subcontracting and nonmanufacturer rule.
    …go to https://www.sba.gov/document/support-non-manufacturer-rule-class-waiver-list. (iv) Notification of waiver. The contracting officer shall provide potential offerors with written notification of any class or individual waiver in the so…
  • FAR 52.212-5 Contract Terms and Conditions Required To Implement Statutes or Executive Orders—Commercial Products and Commercial Services.
    …52.222-37, Employment Reports on Veterans (JUN 2020) (38 U.S.C. 4212). __(38) 52.222-40, Notification of Employee Rights Under the National Labor Relations Act (DEC 2010) (E.O. 13496). __(39)(i) 52.222-50, Combating Trafficking in Persons…
  • FAR 52.217-2 Cancellation Under Multiyear Contracts.
    … Contractor shall submit the claim promptly but no later than 1 year from the date (1) of notification of the nonavailability of funds, or (2) specified in the Schedule by which notification of the availability of additional funds for the n…
  • FAR 52.222-27 Affirmative Action Compliance Requirements for Construction.
    …d maintain a current list of sources for minority and female recruitment. Provide written notification to minority and female recruitment sources and community organizations when the Contractor or its unions have employment opportunities av…
  • FAR 52.222-41 Service Contract Labor Standards.
    …etermination shall be effective as of the date of the final administrative decision. (g) Notification to Employees. The Contractor and any subcontractor under this contract shall notify each service employee commencing work on this contrac…
  • FAR 52.222-43 Fair Labor Standards Act and Service Contract Labor Standards—Price Adjustment (Multiple Year and Option Contracts).
    …med under this clause within 30 days after receiving a new wage determination unless this notification period is extended in writing by the Contracting Officer. The Contractor shall promptly notify the Contracting Officer of any decrease un…
  • FAR 52.246-2 Inspection of Supplies—Fixed-Price.
    …rance at source, and if requested by the Government, the Contractor shall furnish advance notification of the time (i) when Contractor inspection or tests will be performed in accordance with the terms and conditions of the contract and (ii…
  • DFARS 232.706-70 Clause for limitation of Government's obligation.
    …entally funded fixed-price contracts. The contracting officer may revise the contractor's notification period, in paragraph (c) of the clause, from “ninety” to “thirty” or “sixty” days, as appropriate.
  • DFARS 252.219-7003 Small Business Subcontracting Plan (DoD Contracts).
    …s firms, for the small business firms specifically identified in the subcontracting plan. Notifications shall be in writing and shall occur within a reasonable period of time after award of the subcontract. Contractor-specified formats shal…
  • FAR 15.408 Solicitation provisions and contract clauses.
    … for which any preaward or postaward cost determinations will be subject to part 31. (k) Notification of Ownership Changes. The contracting officer shall insert the clause at 52.215-19, Notification of Ownership Changes, in solicitations a…
  • FAR 16.505 Ordering.
    …ed. Although the submitter notice process set out in Executive Order 12600 “Predisclosure Notification Procedures for Confidential Commercial Information” does not apply, if the justification appears to contain proprietary data, the contrac…
  • FAR 19.502-8 Rejecting Small Business Administration recommendations.
    …st notify the contracting officer whether the further appeal has, in fact, been taken. If notification is not received by the contracting officer within the 15-day period, it is deemed that the SBA request to suspend the contract action has…
  • FAR 42.302 Contract administration functions.
    …n agency acquisition regulations. (15) Manage special bank accounts. (16) Ensure timely notification by the contractor of any anticipated overrun or underrun of the estimated cost under cost-reimbursement contracts. (17) Monitor the cont…
  • FAR 42.1503 Procedures.
    … after completion of the evaluation. The contractor will receive a CPARS-system generated notification when an evaluation is ready for comment. Contractors shall be afforded up to 14 calendar days from the date of notification of availabili…
  • FAR 49.402-3 Procedure for default.
    …termination for default appears imminent, the contracting officer shall provide a written notification to the surety. If the contractor is subsequently terminated for default, a copy of the notice of default shall be sent to the surety. (3…
  • FAR 52.222-23 Notice of Requirement for Affirmative Action To Ensure Equal Employment Opportunity for Construction.
    …easured against the total work hours performed. (d) The Contractor shall provide written notification to the Deputy Assistant Secretary for Federal Contract Compliance, U.S. Department of Labor, within 10 working days following award of an…
  • FAR 52.222-62 Paid Sick Leave Under Executive Order 13706.
    … own action or after authorization or by direction of the Department of Labor and written notification to the Contractor take action to cause suspension of any further payment, advance, or guarantee of funds until such violations have cease…
  • DFARS 252.227-7037 Validation of Asserted Restrictions on Technical Data.
    …r or subcontractor that the Government will require. The Contracting Officer will provide notification of any longer period for issuance of a final decision within 60 days after receipt of the response to the challenge notice. (2)(i) If th…
  • FAR 8.405-2 Ordering procedures for services requiring a statement of work.
    … value (see 8.404(d) and 8.405-4). After award, ordering activities should provide timely notification to unsuccessful offerors. If an unsuccessful offeror requests information on an award that was based on factors other than price alone, a…
  • FAR 8.405-3 Blanket purchase agreements (BPAs).
    …e (see 8.404(d) and 8.405-4). (3) After award, ordering activities should provide timely notification to unsuccessful offerors. If an unsuccessful offeror requests information on an award that was based on factors other than price alone, a…
  • FAR 9.406-3 Procedures.
    … By U.S. mail or private delivery service to the last known street address, with delivery notification service; (ii) By email to the point of contact email address in the contractor's SAM registration, if any, or to the last known email ad…
  • FAR 14.409-1 Award of unclassified contracts.
    …hree days after contract award, that its bid was not accepted. “Day,” for purposes of the notification process, means calendar day, except that the period will run until a day which is not a Saturday, Sunday, or legal holiday; (ii) Extend …
  • FAR 15.506 Postaward debriefing of offerors.
    …st received by the agency within 3 days after the date on which that offeror has received notification of contract award in accordance with 15.503(b), shall be debriefed and furnished the basis for the selection decision and contract award.…
  • FAR 19.301-2 Rerepresentation by a contractor that represented its status as a small business concern.
    …to the contract capturing the rerepresentation and report it to FPDS within 30 days after notification of the rerepresentation. (2) Rerepresentation for a task or delivery order. (i) When an order is issued under an unrestricted multiple-a…
  • FAR 19.602-3 Resolving differences between the agency and the Small Business Administration.
    …s (or a period agreed upon by both agencies) after SBA Headquarters receives the agency's notification in accordance with paragraph (a)(3) of this subsection. (5) The SBA Associate Administrator for Government Contracting will make a final…
  • FAR 19.804-2 Agency offering.
    … items or work, including 8(a) contracts that are reserved in accordance with 19.503. The notification, referred to as an offering letter, shall identify the time frames within which resulting 8(a) awards must be completed in order for the …
  • FAR 22.1008-2 Successorship with incumbent contractor collective bargaining agreement.
    …th the incumbent contractor and its employees' collective bargaining agent timely written notification of the applicable acquisition dates (see 22.1010). (d)(1) If 41 U.S.C. 6707(c) applies, the contracting officer shall obtain a copy of a…
  • FAR 26.103 Procedures.
    …ved by the contracting officer prior to award of the subcontract in question. (2) If the notification of a challenge is received by the prime contractor prior to award, it shall withhold award of the subcontract pending the determination b…
  • FAR 30.605 Processing noncompliances.
    …fter the earlier of— (i) Agreement with the CFAO that there is a noncompliance; or (ii) Notification by the CFAO of a determination of noncompliance. (2) The CFAO should review the proposed change to correct the noncompliance concurrentl…
  • FAR 31.205-11 Depreciation.
    … are applicable if the election is made, and contractors must continue to follow it until notification of final acceptance of all deliverable items on all open negotiated Government contracts. (c) For contracts to which 48 CFR 9904.409 is …

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.