[Code of Federal Regulations] [Title 49, Volume 4] [Revised as of October 1, 2004] From the U.S. Government Printing Office via GPO Access [CITE: 49CFR368.2] [Page 841] TITLE 49--TRANSPORTATION DEPARTMENT OF TRANSPORTATION PART 368_APPLICATION FOR A CERTIFICATE OF REGISTRATION TO OPERATE IN Sec. 368.2 Definitions. Interstate transportation means transportation described at 49 U.S.C. 13501, and transportation in the United States otherwise exempt from the Secretary's jurisdiction under 49 U.S.C. 13506(b)(1). Mexico-domiciled motor carrier means a motor carrier of property whose principal place of business is located in Mexico.