[Code of Federal Regulations] [Title 14, Volume 4] [Revised as of January 1, 2002] From the U.S. Government Printing Office via GPO Access [CITE: 14CFR221.4] [Page 60] TITLE 14--AERONAUTICS AND SPACE CHAPTER II--OFFICE OF THE SECRETARY, DEPARTMENT OF TRANSPORTATION (AVIATION PROCEEDINGS) PART 221--TARIFFS--Table of Contents Subpart A--General Sec. 221.4 English language. All tariffs and other documents and material filed with the Department pursuant to this part shall be in the English language.