CFR > Title 46 - Shipping > CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY > SUBCHAPTER G—DOCUMENTATION AND MEASUREMENT OF VESSELS (parts 66 to 69) > PART 67—DOCUMENTATION OF VESSELS > SUBPART A—General (§67.1 to §67.14) > 67.1—Purpose.

67.1—Purpose.

A Certificate of Documentation is required for the operation of a vessel in certain trades, serves as evidence of vessel nationality, and permits a vessel to be subject to preferred mortgages.