SectionUpdated April 16, 2026

    FAR 8.000Scope of part.

    Plain-English Summary

    FAR 8.000 is the opening scope statement for FAR Part 8, and it tells readers that this part is about prioritizing sources of supplies and services for Government use. In practical terms, it introduces the rules that determine where agencies should look first when buying, rather than treating all commercial sources as equal. The section signals that Part 8 is organized around source-selection priorities and mandatory ordering rules, including special categories of sources that may have to be used before open-market purchasing. For contracting officers and acquisition personnel, this matters because it frames the legal and procedural hierarchy that governs buying decisions and helps ensure compliance with required source preferences. For contractors, it explains why some opportunities may be set aside, directed, or otherwise limited by mandatory sourcing rules rather than competed broadly. Although brief, the section is important because it establishes the purpose of the entire part: to control and prioritize how the Government obtains supplies and services.

    Key Rules

    Part 8 is about source priority

    This part establishes the rules for prioritizing sources of supplies and services for Government use. It is not a general purchasing guide; it is a framework for deciding which sources must be considered or used first.

    Mandatory sourcing hierarchy

    The practical effect of this part is that agencies must follow an ordered approach to sourcing, rather than choosing any available vendor at will. The section points to a structured preference system that governs acquisition planning and award decisions.

    Applies to supplies and services

    The scope covers both supplies and services, so the sourcing priorities are not limited to one type of procurement. Agencies must apply the part’s source-prioritization rules across the full range of Government buying needs.

    Government-use focus

    The section is concerned with sources used by the Government, meaning the rules are aimed at federal acquisition activity. It frames the part as an internal procurement control mechanism for agency purchasing decisions.

    Responsibilities

    Contracting Officer

    Use the source-prioritization framework in Part 8 when planning and making acquisition decisions for supplies and services. Ensure sourcing choices align with the required order of precedence rather than defaulting to open-market competition.

    Agency Acquisition Personnel

    Apply the Part 8 sourcing rules during acquisition planning and market research so that required sources are identified early. Coordinate procurement actions to reflect mandatory source priorities.

    Contractor

    Understand that Government purchases may be directed to prioritized sources and that not all requirements will be competed in the same way. Recognize that Part 8 can affect whether and how a contractor may receive an opportunity to compete.

    Practical Implications

    1

    This section is a roadmap for the rest of FAR Part 8, so users should read it as the gateway to source-priority rules rather than as a standalone buying instruction.

    2

    A common pitfall is treating all acquisitions as if they can be competed on the open market without first checking whether a required source applies.

    3

    Contracting officers should verify source priorities early in the acquisition process, because failing to do so can lead to noncompliant solicitations or awards.

    4

    Contractors should not assume a market opportunity will be broadly competed; mandatory sourcing rules may narrow the field or direct the purchase elsewhere.

    5

    Because the section is brief, its main value is interpretive: it tells practitioners that the central issue in Part 8 is which sources must be used first for Government supplies and services.

    Official Regulatory Text

    This part deals with prioritizing sources of supplies and services for use by the Government.