Primary Document [Department of Transportation] Law and Legal Definition
According to 49 CFR 1177.1 [Title 49 – Transportation; Subtitle B Other Regulations Relating to Transportation; Chapter X Surface Transportation Board, Department of Transportation; Subchapter B Rules of Practice; Part 1177 Recordation of Documents], primary document is “a mortgage (excluding those under the Ship Mortgage Act of 1920, as amended--46 U.S.C. et seq.), lease, equipment trust agreement, conditional sales agreement, assignment of a lease or leases which have not previously been filed, or other instrument evidencing the mortgage, lease, conditional sale, or bailment of one or more vessels operated subject to Surface Transportation Board jurisdiction, railroad cars, locomotives, or other rolling stock for a use related to interstate commerce.”