[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: 14CFR21.77]



[Page 130]

 

                     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 C_Provisional Type Certificates

 

Sec. 21.77  Duration.



    (a) Unless sooner surrendered, superseded, revoked, or otherwise 

terminated, provisional type certificates and amendments thereto are 

effective for the periods specified in this section.

    (b) A Class I provisional type certificate is effective for 24 

months after the date of issue.

    (c) A Class II provisional type certificate is effective for twelve 

months after the date of issue.

    (d) An amendment to a Class I or Class II provisional type 

certificate is effective for the duration of the amended certificate.

    (e) A provisional amendment to a type certificate is effective for 

six months after its approval or until the amendment of the type 

certificate is approved, whichever is first.



[Doc. No. 5085, 29 FR 14566, Oct. 24, 1964 as amended by Amdt. 21-7, 30 

FR 14311, Nov. 16, 1965]