STC SH1461CE

FAA Form 8110-2 (11/20) SUPERSEDES PREVIOUS EDITION Page 1 of ___ United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number:

SH1461CE Sky Sign, LLC 4101 SW Leighton Farm Ave.

Palm City, FL 34990 Part 6 the Civil Air Regulations H1CE Enstrom Helicopter Corporation F-28C and 280C Installation of a Nite Sign Model H47B-1 Electronic Aerial Billboard.

Data Required:

(1) Nite Sign Drawing A1B, N/C, dated November 18, 1978, or later "FAA Approved" revision.

(2) FAA Approved Rotorcraft Flight Manual Supplement to Enstrom Helicopter Model F-28C/280, dated December 1, 1978, or later "FAA Approved" revision.

(Limitations and Conditions on page 3 of 3) November 8, 1978 September 30, 2003; April 26, 2021 December 1, 1978 (for) Christina M. Underwood, Manager, Atlanta ACO Branch 3

FAA Form 8110-2 (11/20) SUPERSEDES PREVIOUS EDITION Page 2 of ___ United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number:

SH1461CE 3

FAA Form 8110-2 (11/20) SUPERSEDES PREVIOUS EDITION Page ___ of ___ United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number:

SH1461CE Limitations and Conditions:

This approval should not be extended to other aircraft of this model on which other previously approved modifications are incorporated, unless it is determined by the installer that the interrelationship between this change and any other previously approved modifications will produce no adverse effect upon the airworthiness of that airplane. If the holder agrees to permit another person to use this certificate to alter the product, the holder shall give the other person written evidence of that permission.

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