[Code of Federal Regulations] [Title 14, Volume 4] [Revised as of January 1, 2008] From the U.S. Government Printing Office via GPO Access [CITE: 14CFR375.20] [Page 392] TITLE 14--AERONAUTICS AND SPACE CHAPTER II--OFFICE OF THE SECRETARY, DEPARTMENT OF TRANSPORTATION (AVIATION PROCEEDINGS) PART 375_NAVIGATION OF FOREIGN CIVIL AIRCRAFT WITHIN THE UNITED STATES--Table Subpart C_Rules Generally Applicable Sec. 375.20 Airworthiness and registration certificates. Foreign civil aircraft shall carry currently effective certificates of registration and airworthiness issued or rendered valid by the country of registry and shall display the nationality and registration markings of that country. However, a foreign civil aircraft may carry, in lieu of such certificate of airworthiness, an effective special flight authorization issued by the Federal Aviation Administration for the operations being performed.