MAY-16-2013 14=58 

### FAA RENTON
Transport Airplane Directorate 1601 l.lnd Avenue, S.W. P.02/03
U.S. Deportment of Transportation Renton, Washington 98057·3356 Federal Avicrtion Administration May 16,2013 

### Mr. Jonathan Moritz DeltaEngineering 

### 13 DRBA Way New

### Castle, DE 19720 Dear 

### Mr. Moritz: We have receivedyour February 12, 2013, response to ourFebruary 7, 2013, request for further information regarding your November

### 7, 2012. petition for exemptionregarding approval ofElectrical 

### Wiring Interconnection Systems 

### (EWIS) Instructions 

### for Continued Airworthiness (ICA) and or/assessments (DocketNo. FAA-2012-1209). It

### is not clear ifyou

### are petitioning for 

### an exemption from the requirements of 14 CFR 

### § 26.1l(c) or you are petitioning the FAAfor rulemaking. The first paragraph ofyour letter indicates you are seeking both 

### an exemption from the requirements of§ 26.1l(c) 

### and are petitioning the FAA to revise the requirements contained in§ 26.ll(c). Please clarify your 

### request. 

### Ifyou 

### are petitioning 

### the 

### FAA for 

### an exemption to the requirements of§ 26.11(c) you must follow the 

### 14 CFR § 

### 11.81 instructions regarding the infonnation you must also include 

### in yourpetition to allow us to process the request. Please take note ofitems listed below, as these items were either missing ornot adequately addressed in your original oryourrevised request.
• The extent ofreliefyou seek and the reasons for seeking the relief. 

### • The reasons why granting yourrequest would be in

### the public interest; that 

### is, how it would benefit the public as a whole. • The reasonwhy granting the exemption would not adversely affect safety, or how the exemption would provide a level ofsafety at leastequal to that providedbythe rule from which you seek exemption.
• A summary we can publish in the Federal Register stating the rule from which you 

### seek the exemption and a briefdescription ofthe nature ofthe exemption you seek. You may also wantto include the following:
• Any additional information, views, or· arguments to support your**request~** andMAY-16-2013 14:58 FAA RENTON



### • Ifyou want to exercise the privileges ofyour exemption outside the United States, the reason you need to do so. 

### Section 11.85 requires us to 

### publish a summary ofyour petitions for exemption in the Federal Register for public comment. Section 11.87 allows you to present

## r~asons, orthe FAA to find good cause, why 

### we should not delay action onyour petitions by the public comment process. · Also note that 

### § 

### 11.63 requires you to send petitions for exemption at least 120 days before you need the exemption to take effect. P.03/03 

### 2



### We will hold the project open for 30 days awaiting this information. Ifwe do not receive a

.response in 

### 30 

### days we will 

### close 

### the project

### with no further correspondence to you. Should you have any questions or concerns regarding yourpetition orthe petitionprocess, please contact Stephen Slotte at 425-227-2315, or at steve.slotte@faa.gov.

Paul Siegmund · Acting Manager, Airplane and Flight Crew Interface Branch, ANM-111

TOTAL P.03