Section 16
SEC. 16. The master of any vessel for which a special coastwise license is sought shall first be required to register in the Office of the Collector of Customs for the Philippine Archipelago all aliens on board his vessel, either as master, officers, members of crew, passengers, or otherwise, who will continue on board while said vessel is engaged in the coastwise trade, by presenting for file separate alien manifests, in duplicate, containing the usual data in regard to all such persons.