Part 503 - Improper Business Practices and Personal Conflicts of Interest  


Subpart 503.1 - Safeguards
§ 503.101 - Standards of conduct.
§ 503.104 - Procurement integrity.
§ 503.101-3 - Agency regulations.
§ 503.104-3 - Definitions.
§ 503.104-4 - Definitions.
§ 503.104-5 - Disclosure, protection, and marking of proprietary and source selection information.
§ 503.104-7 - Postemployment restriction applicable to Government officers and employees serving as procurement officials and certifications required from procurement officials leaving Government service.
§ 503.104-8 - Knowing violations, duty to inquire, and ethics advisory opinions.
§ 503.104-9 - Contract clauses.
§ 503.104-10 - Solicitation provisions and contract clauses.
§ 503.104-11 - Processing violations or possible violations.
§ 503.104-12 - Ethics program training requirements.
Subpart 503.2 - Contractor Gratuities to Government Personnel
§ 503.203 - Reporting suspected violations of the Gratuities clause.
§ 503.204 - Treatment of violations.
Subpart 503.3 - Reports of Suspected Antitrust Violations
§ 503.303 - Reporting suspected antitrust violations.
Subpart 503.4 - Contingent Fees
§ 503.404 - Contract clause.
§ 503.408 - Evaluation of the SF 119.
§ 503.409 - Misrepresentations or violations of the Covenant Against Contingent Fees.
§ 503.408-1 - Responsibilities.
Subpart 503.5 - Other Improper Business Practices
§ 503.570-1 - Policy.
§ 503.570-2 - Contract clause.
§ 503.570 - Advertising.
Subpart 503.6 - Contracts With Government Employees or Organizations Owned or Controlled by Them
§ 503.602 - Exceptions.
§ 503.603 - Responsibilities of the contracting officer.
Subpart 503.7 - Voiding and Rescinding Contracts
§ 503.702 - Definition.
§ 503.703 - Authority.
§ 503.705 - Procedures.
Subpart 503.8 - Limitation on Payment of Funds To Influence Federal Transactions
§ 503.804 - Policy.
§ 503.806 - Processing suspected violations.
Subpart 503.10 - Contractor Code of Business Ethics and Conduct
§ 503.1004 - Contract clauses.