# Defense Federal Acquisition Regulation Supplement: Clauses With Alternates-Research and Development Contracting (DFARS Case 2013-D026)
> **Defense Federal Acquisition Regulations System** · Final rule. · Published 2014-03-28 · Effective 2014-03-28 · 79 FR 17447
## Document
- **Document number:** 2014-06736
- **Category:** dfars-acquisition
- **Sub-agency:** Defense Federal Acquisition Regulations System
- **Federal Register citation:** 79 FR 17447
- **CFR reference:** 48 CFR 235
- **Publication date:** 2014-03-28
- **Effective date:** 2014-03-28
## Abstract

DoD is issuing a final rule amending the Defense Federal Acquisition Regulation Supplement (DFARS) to create an overarching prescription for a research and development-related clause with an alternate. The rule also includes separate prescriptions for the basic and alternate clause and includes the full text of the alternate clause.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2014/03/28/2014-06736/defense-federal-acquisition-regulation-supplement-clauses-with-alternates-research-and-development)
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