A certificate of documentation is—
(1) conclusive evidence of nationality for international purposes, but not in a proceeding conducted under the laws of the United States;
(2) conclusive evidence of qualification to engage in a specified trade; and
(3) not conclusive evidence of ownership in a proceeding in which ownership is in issue.
(Pub. L. 109–304, § 5, Oct. 6, 2006, 120 Stat. 1506.)