[Code of Federal Regulations] [Title 8, Volume 1] [Revised as of January 1, 2010] From the U.S. Government Printing Office via GPO Access [CITE: 8CFR341.3] [Page 834] TITLE 8--ALIENS AND NATIONALITY CHAPTER I--DEPARTMENT OF HOMELAND SECURITY PART 341_CERTIFICATES OF CITIZENSHIP--Table of Contents Sec. 341.3 Depositions. If satisfied that a witness whose testimony is essential is not available for examination in the United States, the assigned officer may authorize the taking of a deposition abroad by written interrogatories before an officer of the Service or a United States consular official.