# Defense Federal Acquisition Regulation Supplement: Contract Authority for Development and Demonstration of Prototypes (DFARS Case 2021-D025)
> **Defense Federal Acquisition Regulations System** · Final rule. · Published 2022-04-28 · Effective 2022-04-28 · 87 FR 25144
## Document
- **Document number:** 2022-08815
- **Category:** dfars-acquisition
- **Sub-agency:** Defense Federal Acquisition Regulations System
- **Federal Register citation:** 87 FR 25144
- **CFR reference:** 48 CFR 217
- **Publication date:** 2022-04-28
- **Effective date:** 2022-04-28
- **DOD docket:** Docket DARS-2021-0020
## 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 2021 that amends the types of line items and contract options that may be included, subject to limitations, in certain contracts initially awarded pursuant to competitive solicitations.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2022/04/28/2022-08815/defense-federal-acquisition-regulation-supplement-contract-authority-for-development-and)
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