# Special Conditions: Diamond Aircraft Industry Model DA-40NG; Diesel Cycle Engine
> **Rule** · Final special conditions; request for comments. · Published 2011-04-11 · Effective 2011-04-01 · 76 FR 19903
## Document
- **Document number:** 2011-8547
- **Category:** other
- **Type:** Rule
- **Action:** Final special conditions; request for comments.
- **Citation:** 76 FR 19903
- **Publication date:** 2011-04-11
- **Effective date:** 2011-04-01
- **FAA docket:** Docket No. CE310
## Abstract

These special conditions are issued for the Diamond Aircraft Industry (DAI) GmbH model DA-40NG the Austro Engine GmbH model E4 aircraft diesel engine (ADE) using turbine (jet) fuel. This airplane will have a novel or unusual design feature(s) associated with the installation of a diesel cycle engine utilizing turbine (jet) fuel. The applicable airworthiness regulations do not contain adequate or appropriate safety standards for this design feature. These special conditions contain the additional safety standards that the Administrator considers necessary to establish a level of safety equivalent to that established by the existing airworthiness standards.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2011/04/11/2011-8547/special-conditions-diamond-aircraft-industry-model-da-40ng-diesel-cycle-engine)
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