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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20 sections with “optional forms”

  • FAR 36.701 Standard and optional forms for use in contracting for construction or dismantling, demolition, or removal of improvements.
    … 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 contracts that …
  • DFARS 236.701 Standard and optional forms for use in contracting for construction or dismantling, demolition, or removal of improvements.
    (c) Do not use Optional Form 347, Order for Supplies or Services (see 213.307).
  • FAR 53.300 Listing of Standard, Optional, and Agency forms.
    This subpart identifies, in numerical sequence, Standard Forms (SF), Optional Forms (OF) and agency forms that are specified by the FAR for use in acquisitions. (a) You can access the forms in Table 53-1 at the GSA Forms Library at https:/…
  • FAR 15.210 Forms.
    …on of the contracting officer: (a) Standard Form 33, Solicitation, Offer, and Award, and Optional Form 308, Solicitation and Offer—Negotiated Acquisition, may be used to issue RFPs and RFIs. (b) Standard Form 30, Amendment of Solicitation…
  • FAR 28.106-1 Bonds and bond related forms.
    The following Standard Forms (SF's) and Optional Forms (OF's) shall be used, except in foreign countries, when a bid bond, performance or payment bond, or an individual surety is required. The bond forms shall be used as indicated in the in…
  • FAR 53.107 Obtaining forms.
    Executive agencies shall obtain standard and optional forms from the General Services Administration (GSA) Forms Library at https://www.gsa.gov/forms. Agency forms are available from the prescribing agency.
  • FAR 52.253-1 Computer Generated Forms.
    …mputer Generated Forms (JAN 1991) (a) Any data required to be submitted on a Standard or Optional Form prescribed by the Federal Acquisition Regulation (FAR) may be submitted on a computer generated version of the form, provided there is n…
  • FAR 15.509 Forms.
    Optional Form 307, Contract Award, Standard Form (SF) 26, Award/Contract, or SF 33, Solicitation, Offer and Award, may be used to award negotiated contracts in which the signature of both parties on a single document is appropriate. Note ho…
  • FAR 43.301 Use of forms.
    … price change shall not be shown on copies of SF 30 furnished to the contractor. (b) The Optional Form 336 (OF 336), Continuation Sheet, or a blank sheet of paper, may be used as a continuation sheet for a contract modification.
  • FAR 36.700 Scope of subpart.
    This subpart sets forth requirements for the use of standard and optional forms, prescribed in part 53, for contracting for construction, architect-engineer services, or dismantling, demolition, or removal of improvements. A listing of the …
  • FAR 53.000 Scope of part.
    This part (a) prescribes standard forms (SF's) and references optional forms (OF's) and agency-prescribed forms for use in acquisition; and (b) contains requirements and information generally applicable to the forms.
  • FAR 53.104 Overprinting.
    Standard and optional forms (obtained as required by 53.107) may be overprinted with names, addresses, and other uniform entries that are consistent with the purpose of the form and that do not alter the form in any way. Exception approval …
  • FAR 53.111 Contract clause.
    … in solicitations and contracts that require the contractor to submit data on Standard or Optional Forms prescribed by this regulation; and, unless prohibited by agency regulations, forms prescribed by agency supplements.
  • FAR 53.200 Scope of subpart.
    This subpart prescribes standard forms and references optional forms and agency-prescribed forms for use in acquisition. Consistent with the approach used in subpart 52.2, this subpart is arranged by subject matter, in the same order as, an…
  • FAR 52.222-8 Payrolls and Basic Records.
    …ty number). The required weekly payroll information may be submitted in any form desired. Optional Form WH-347 is available for this purpose and may be obtained from the U.S. Department of Labor Wage and Hour Division website at https://www…
  • FAR 14.403 Recording of bids.
    (a) Standard Form 1409, Abstract of Offers, or Optional Form 1419, Abstract of Offers—Construction (or automated equivalent), shall be completed and certified as to its accuracy by the bid opening officer as soon after bid opening as practi…
  • FAR 15.408 Solicitation provisions and contract clauses.
    …o by the Contracting Officer, provide a full identification and explanation of them. (3) Optional, unless required by the Contracting Officer. (4) Identify the attachment in which the information supporting the specific cost element may b…
  • FAR 51.104 Furnishing assistance to contractors.
    …g and submitting, as appropriate— (1) The initial FEDSTRIP or MILSTRIP requisitions, the Optional Form 347, or the agency-approved forms; (2) A completed GSA Form 457, FSS Publications Mailing List Application, so that the contractor will…
  • FAR 53.105 Computer generation.
    …the name, content, or sequence of the data elements, and the form carries the Standard or Optional Form number and edition date (see 53.111); or (2) The form is in an electronic format covered by the American National Standards Institute (…
  • FAR 53.222 Application of labor laws to Government acquisitions (SF's 307, 1413, 1445, 1446, WH-347).
    …ation Summary Sheet. (See 22.406-8(d).) (i) Form WH-347 (DOL), Payroll (for Contractor's Optional Use). (See 22.406-6(a).)

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.