# 48 CFR § 15.608: 15.608 Prohibitions

> Federal · Regulations · In force

URL: https://www.frixlaw.com/law-library/statutes/ecfr-48-15.608

## Section

- **Citation:** 48 CFR § 15.608
- **Heading:** 15.608 Prohibitions
- **Jurisdiction:** Federal
- **Kind:** Regulations
- **Status:** In force
- **Text as of:** September 22, 2026
- **Source:** Publisher's official text
- **Location:** Title 48—Federal Acquisition Regulations System > CHAPTER 1—FEDERAL ACQUISITION REGULATION > SUBCHAPTER C—CONTRACTING METHODS AND CONTRACT TYPES > PART 15—CONTRACTING BY NEGOTIATION > Subpart 15.6—Unsolicited Proposals

## Text

(a) Government personnel shall not use any data, concept, idea, or other part of an unsolicited proposal as the basis, or part of the basis, for a solicitation or in negotiations with any other firm unless the offeror is notified of and agrees to the intended use. However, this prohibition does not preclude using any data, concept, or idea in the proposal that also is available from another source without restriction.
(b) Government personnel shall not disclose restrictively marked information (see 3.104 and 15.609) included in an unsolicited proposal. The disclosure of such information concerning trade secrets, processes, operations, style of work, apparatus, and other matters, except as authorized by law, may result in criminal penalties under 18 U.S.C. 1905.

## Nearby sections

- [48 CFR § 15.100 15.100 Scope of subpart.](https://www.frixlaw.com/law-library/statutes/ecfr-48-15.100.md)
- [48 CFR § 15.101 15.101 Best value continuum.](https://www.frixlaw.com/law-library/statutes/ecfr-48-15.101.md)
- [48 CFR § 15.101-1 15.101-1 Tradeoff process.](https://www.frixlaw.com/law-library/statutes/ecfr-48-15.101-1.md)
- [48 CFR § 15.101-2 15.101-2 Lowest price technically acceptable source selection process.](https://www.frixlaw.com/law-library/statutes/ecfr-48-15.101-2.md)
- [48 CFR § 15.101-3 15.101-3 Tiered evaluation of small business offers.](https://www.frixlaw.com/law-library/statutes/ecfr-48-15.101-3.md)
- [48 CFR § 15.102 15.102 Oral presentations.](https://www.frixlaw.com/law-library/statutes/ecfr-48-15.102.md)
- [48 CFR § 15.200 15.200 Scope of subpart.](https://www.frixlaw.com/law-library/statutes/ecfr-48-15.200.md)
- [48 CFR § 15.201 15.201 Exchanges with industry before receipt of proposals.](https://www.frixlaw.com/law-library/statutes/ecfr-48-15.201.md)
- [48 CFR § 15.202 15.202 Advisory multi-step process.](https://www.frixlaw.com/law-library/statutes/ecfr-48-15.202.md)
- [48 CFR § 15.203 15.203 Requests for proposals.](https://www.frixlaw.com/law-library/statutes/ecfr-48-15.203.md)
- [48 CFR § 15.204 15.204 Contract format.](https://www.frixlaw.com/law-library/statutes/ecfr-48-15.204.md)
- [48 CFR § 15.204-1 15.204-1 Uniform contract format.](https://www.frixlaw.com/law-library/statutes/ecfr-48-15.204-1.md)
- [48 CFR § 15.204-2 15.204-2 Part I—The Schedule.](https://www.frixlaw.com/law-library/statutes/ecfr-48-15.204-2.md)
- [48 CFR § 15.204-3 15.204-3 Part II—Contract Clauses.](https://www.frixlaw.com/law-library/statutes/ecfr-48-15.204-3.md)

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Source: Frix Law Library, https://www.frixlaw.com/law-library/statutes/ecfr-48-15.608. Check the current official text before relying on it. Not legal advice.