SectionUpdated April 16, 2026

    FAR 3.403Applicability.

    Plain-English Summary

    FAR 3.403 is a short but important applicability provision that tells readers how the subpart on improper business practices and personal conflicts applies across the acquisition system. It states two core points: first, the subpart applies to all contracts; and second, statutory requirements that Congress imposed for negotiated contracts are, as a matter of policy, extended to sealed bid contracts as well. In practice, this means the ethical and integrity standards in the subpart are not limited to one procurement method or contract type, and agencies should not assume that sealed bidding creates a gap in coverage. The section is designed to promote consistent treatment of improper conduct, reduce opportunities for evasion based on procurement method, and ensure that the government’s anti-corruption and conflict-of-interest policies are applied broadly. For contracting officers, it is a reminder to evaluate these requirements in every acquisition context; for contractors, it signals that compliance expectations may reach beyond the minimum statutory text for negotiated procurements. The practical effect is broad policy coverage, even where the underlying statute was written with negotiated contracts in mind.

    Key Rules

    Applies to all contracts

    This subpart is not limited to negotiated procurements or any particular contract type. Its requirements and policy protections apply across the board to federal contracts.

    Negotiated-contract statutes extended

    Where statutes specifically address negotiated contracts, FAR policy extends those requirements to sealed bid contracts as well. This prevents contractors or agencies from treating sealed bidding as outside the reach of the same integrity rules.

    Policy extension beyond statute

    The section reflects a policy choice by the FAR, not necessarily a direct statutory command for sealed bids. That means the government intentionally applies the same standards more broadly to support uniform procurement integrity.

    Uniform integrity standards

    The purpose is to maintain consistent rules against improper business practices and conflicts of interest regardless of acquisition method. Agencies should apply the subpart in a way that avoids loopholes created by procurement format.

    Responsibilities

    Contracting Officer

    Apply the subpart’s requirements in every contract action and not limit them to negotiated procurements. Ensure that policy-based extensions to sealed bid contracts are considered when evaluating compliance, responsibility, and integrity issues.

    Agency

    Implement procurement policies and internal controls that reflect the subpart’s broad applicability. Train acquisition personnel to apply the same integrity standards across contract methods and avoid inconsistent treatment between sealed bidding and negotiation.

    Contractor

    Comply with the subpart’s requirements in all federal contracts, regardless of procurement method. Do not assume that sealed bid awards are exempt from the ethical, disclosure, or conduct-related expectations that apply under this subpart.

    Offeror/Bidder

    Understand that the government may apply these requirements during both negotiated and sealed bid competitions. Structure proposals and bids, disclosures, and business conduct accordingly to avoid disqualification, protest risk, or post-award issues.

    Practical Implications

    1

    Do not assume sealed bidding is a safe harbor; the FAR extends these policy requirements to sealed bid contracts.

    2

    Contracting officers should apply the subpart consistently across acquisition methods to avoid gaps in enforcement or unequal treatment.

    3

    Contractors should review compliance obligations for every federal contract, not just negotiated procurements, because the policy reach is broader than the statutory wording alone.

    4

    A common pitfall is reading the statute narrowly and overlooking the FAR’s policy extension, which can lead to missed disclosures or improper conduct issues.

    5

    This section is a coverage rule, so its main day-to-day effect is to tell users when the subpart must be considered, not to create a separate procedural process by itself.

    Official Regulatory Text

    This subpart applies to all contracts. Statutory requirements for negotiated contracts are, as a matter of policy, extended to sealed bid contracts.