SectionUpdated April 16, 2026

    FAR 46.201General.

    Plain-English Summary

    FAR 46.201 explains the basic framework for deciding what quality requirements belong in a solicitation and contract, and how those requirements should be tailored to the acquisition. It covers the contracting officer’s duty to include appropriate quality requirements, the range of possible quality approaches from simple inspection at acceptance to a full contractor quality control program, the use of alternative but substantially equivalent inspection methods to promote competition and lower cost, and the ability to approve contractor-recommended alternatives when they are in the Government’s interest and supported by the technical activity. It also addresses when the Government, rather than the contractor, must perform specialized inspections or tests, including tests requiring special equipment or facilities and first article approval testing under subpart 9.3. Finally, it clarifies where contractor testing may be performed, generally allowing testing in the contractor’s, subcontractor’s, or another acceptable facility unless the contract says otherwise. In practice, this section is about matching the quality assurance approach to the risk, complexity, and technical needs of the procurement while preserving competition, controlling cost, and ensuring the Government gets the level of confidence it needs in the supplies or services being acquired.

    Key Rules

    Include appropriate quality terms

    The contracting officer must put the right quality requirements in both the solicitation and the contract. Those requirements must fit the specific acquisition and can range from simple inspection at acceptance to a comprehensive contractor quality control system.

    Tailor requirements to the buy

    There is no one-size-fits-all quality approach under this section. The type and extent of quality requirements depend on the nature of the supplies or services, the risk involved, and the Government’s need for assurance.

    Use equivalent inspection methods

    When feasible, solicitations and contracts may allow alternative inspection methods that are substantially equivalent. This is intended to support broader competition and lower cost without reducing the Government’s quality protection.

    Approve contractor alternatives when justified

    The contracting officer may authorize contractor-recommended alternatives if they are in the Government’s interest and the activity responsible for technical requirements approves them. This gives flexibility, but only with technical concurrence and a clear Government benefit.

    Government-only specialized testing

    Some inspections and tests are performed solely by the Government, especially when specialized equipment or facilities are needed or when first article approval testing is required. These situations are exceptions to the general rule that contractors inspect before tendering supplies.

    Contractor testing location is flexible

    Unless the contract says otherwise, required contractor testing may be done in the contractor’s facility, a subcontractor’s facility, or any other laboratory or testing facility acceptable to the Government. The key requirement is Government acceptability, not a specific location.

    Responsibilities

    Contracting Officer

    Identify and include the appropriate quality requirements in the solicitation and contract, based on the acquisition’s needs and risk. Consider and, when appropriate, allow substantially equivalent inspection methods or contractor-proposed alternatives, but only when they are in the Government’s interest and technically approved.

    Technical Requirements Activity

    Review and approve contractor-recommended alternative inspection methods when required. Provide the technical judgment needed to determine whether an alternative is acceptable and equivalent for the Government’s purposes.

    Contractor

    Perform required inspections and testing before tendering supplies to the Government unless the contract assigns specialized testing to the Government. If testing is required, use a Government-acceptable laboratory or facility and comply with any contract-specific testing location or method requirements.

    Government Test Activity or Government Inspector

    Perform specialized inspections or tests that the contract reserves to the Government, including tests requiring special equipment or facilities and first article approval testing. Ensure the testing method and results support the Government’s acceptance decision.

    Practical Implications

    1

    This section drives how quality assurance is built into the contract from the start, so contracting officers need to think about inspection and testing early, not after award.

    2

    A common pitfall is over-specifying quality requirements, which can increase cost and reduce competition when a simpler or equivalent method would meet the Government’s needs.

    3

    Another risk is failing to distinguish between contractor-performed inspection and Government-only testing; that can create disputes over who is responsible for test execution and acceptance evidence.

    4

    Contractors should confirm whether the contract allows testing at their own facility or requires a specific lab, because the default flexibility can be narrowed by contract language.

    5

    For acquisitions involving first article approval or highly specialized testing, planning for Government test resources and schedule impacts is essential because those steps can become critical path items.

    Official Regulatory Text

    (a) The contracting officer shall include in the solicitation and contract the appropriate quality requirements. The type and extent of contract quality requirements needed depends on the particular acquisition and may range from inspection at time of acceptance to a requirement for the contractor’s implementation of a comprehensive program for controlling quality. (b) As feasible, solicitations and contracts may provide for alternative, but substantially equivalent, inspection methods to obtain wide competition and low cost. The contracting officer may also authorize contractor-recommended alternatives when in the Government’s interest and approved by the activity responsible for technical requirements. (c) Although contracts generally make contractors responsible for performing inspection before tendering supplies to the Government, there are situations in which contracts will provide for specialized inspections to be performed solely by the Government. Among situations of this kind are- (1) Tests that require use of specialized test equipment or facilities not ordinarily available in suppliers’ plants or commercial laboratories ( e.g., ballistic testing of ammunition, unusual environmental tests, and simulated service tests); and (2) Contracts that require Government testing for first article approval (see subpart  9.3 ). (d) Except as otherwise specified by the contract, required contractor testing may be performed in the contractor’s or subcontractor’s laboratory or testing facility, or in any other laboratory or testing facility acceptable to the Government.