# Defense Federal Acquisition Regulation Supplement: Validation of Proprietary and Technical Data (DFARS Case 2018-D069)
> **Defense Federal Acquisition Regulations System** · Final rule. · Published 2022-04-28 · Effective 2022-04-28 · 87 FR 25148
## Document
- **Document number:** 2022-08811
- **Category:** dfars-acquisition
- **Sub-agency:** Defense Federal Acquisition Regulations System
- **Federal Register citation:** 87 FR 25148
- **CFR reference:** 48 CFR 227
- **Publication date:** 2022-04-28
- **Effective date:** 2022-04-28
- **DOD docket:** Docket DARS-2019-0048
## Abstract

DoD is issuing a final rule amending the Defense Federal Acquisition Regulation Supplement (DFARS) to implement a section of the National Defense Authorization Act for Fiscal Year 2019 that amended the statutory presumption of development exclusively at private expense for commercial items in the procedures governing the validation of asserted restrictions on technical data.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2022/04/28/2022-08811/defense-federal-acquisition-regulation-supplement-validation-of-proprietary-and-technical-data-dfars)
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