[Code of Federal Regulations]

[Title 14, Volume 1]

[Revised as of January 1, 2006]

From the U.S. Government Printing Office via GPO Access

[CITE: 14CFR21.97]



[Page 133-134]

 

                     TITLE 14--AERONAUTICS AND SPACE

 

CHAPTER I--FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION

 

PART 21_CERTIFICATION PROCEDURES FOR PRODUCTS AND PARTS--Table of Contents

 

                 Subpart D_Changes to Type Certificates

 

Sec. 21.97  Approval of major changes in type design.



    (a) In the case of a major change in type design, the applicant must 

submit



[[Page 134]]



substantiating data and necessary descriptive data for inclusion in the 

type design.

    (b) Approval of a major change in the type design of an aircraft 

engine is limited to the specific engine configuration upon which the 

change is made unless the applicant identifies in the necessary 

descriptive data for inclusion in the type design the other 

configurations of the same engine type for which approval is requested 

and shows that the change is compatible with the other configurations.



[Amdt. 21-40, 39 FR 35459, Oct. 1, 1974]