SectionUpdated April 16, 2026

    FAR 17.000Scope of part.

    Plain-English Summary

    FAR 17.000 states the scope of FAR Part 17 and explains that this part sets policies and procedures for acquiring supplies and services using special contracting methods. The specific topics covered here are multi-year contracting, options, leader company contracting, and the use of reverse auctions to obtain competitive pricing. In practice, this means Part 17 is the government’s rulebook for structuring contracts that extend beyond a single base period, allow future purchases through options, leverage a leader company approach in certain acquisitions, or use reverse auction techniques to drive price competition. The section is important because these methods can improve flexibility, pricing, and planning, but they also create added legal, fiscal, and competition risks if used without the required analysis and approvals. For contracting officers and contractors, this scope provision signals that the rest of Part 17 contains the governing procedures and limitations for these special acquisition tools.

    Key Rules

    Part 17 covers special methods

    This part applies to acquisitions of supplies and services using special contracting methods rather than only standard one-time award structures. It is the controlling FAR part for the methods specifically listed in the scope.

    Multi-year contracting

    Part 17 includes policies and procedures for multi-year contracting, which allows the government to contract for more than one year of performance under specified conditions. These contracts are subject to the rules in Part 17 and any related fiscal and statutory limits.

    Options

    Part 17 governs the use of options, which let the government extend performance, add quantities, or otherwise continue the contract if exercised in accordance with the contract terms. The section signals that option use is not automatic and must follow the procedures and constraints in this part.

    Leader company contracting

    Part 17 also addresses leader company contracting, a special method used in certain acquisitions where one company’s solution or approach serves as the basis for others. Any use of this method must comply with the policies and procedures in Part 17.

    Reverse auctions

    The part includes the use of reverse auctions to obtain competitive pricing. This means agencies may use reverse auction techniques when appropriate, but only within the policy framework established by Part 17.

    Responsibilities

    Contracting Officer

    Identify when a special contracting method in Part 17 is appropriate, apply the policies and procedures in the part, and ensure the chosen method is used consistently with applicable FAR and statutory requirements.

    Agency

    Establish internal procedures, approvals, and oversight needed to support the use of multi-year contracting, options, leader company contracting, and reverse auctions in accordance with Part 17.

    Contractor

    Understand that these special methods may be used in the solicitation or contract, comply with the resulting terms and conditions, and respond appropriately to option, multi-year, or reverse auction requirements.

    Practical Implications

    1

    This section is a roadmap to the rest of FAR Part 17, so users should look to the later subparts for the actual rules, thresholds, and approval requirements.

    2

    Contracting officers should not assume that a special method is allowed just because it is mentioned here; they must confirm the detailed authority and procedures before using it.

    3

    Contractors should pay close attention to whether a solicitation contemplates options, multi-year performance, or reverse auction procedures, because these can affect pricing, risk, and performance planning.

    4

    A common pitfall is treating options as guaranteed future work; in reality, the government must properly exercise them and may choose not to do so.

    5

    Another practical issue is that reverse auctions and leader company contracting can change competition dynamics, so agencies must ensure the method fits the acquisition strategy and does not conflict with other procurement requirements.

    Official Regulatory Text

    This part prescribes policies and procedures for the acquisition of supplies and services through special contracting methods, including- (a) Multi-year contracting; (b) Options; (c) Leader company contracting; and (d) The use of reverse auctions to obtain competitive pricing.