Government of the Philippine Islands and over all coasts, ports, harbors, bays, rivers, and inland waters navigable from the sea. 

When a vessel becomes subject to seizure by reason of an act done in Philippine waters in violation of the customs laws, a pursuit of such vessel begun within the jurisdictional waters may continue beyond the maritime zone, and the vessel may be seized on the high sea. Imported merchandise which may be subject to seizure for violation of the customs laws may be followed in its transportation in the Islands by land or water, and such jurisdiction exerted over it at any place therein as may be necessary for t he due enforcement of the law. 

[355-349; See 1136-2.] 

SECTION 1315 . Jurisdiction of Bureau of Customs Over Premises Used for Customs Purposes . — The Bureau of Customs shall have the exclusive control, direction, and management of customhouses, warehouses, offices, wharves, and other premises used for customs purposes in the respective ports of entry, in all cases without prejudice to the general police powers of the municipality wherein such premises are situated. 

[355-26; 1149-1; Comp., 1400.] 

SECTION 1316 . Jurisdiction of Bureau of Customs in Cavite Harbor . — The control vested by law in the rear admiral of the United States Navy having police supervision over Cavite Harbor and the berthing of vessels therein shall not affect or diminish the au thority of the Insular Collector to take, with respect to vessels in said harbor, any step authorized by law for the protection of the customs revenues or the enforcement of the immigration and Chinese exclusion laws. 

[See 238-1; 382-1; 675-1; Comp., 1400.] 

SECTION 1317 . Power of Governor-General to Subject Premises to Jurisdiction of Bureau of Customs.  — When any public wharf, landing place, street, or land, not previously under the jurisdiction of the Bureau of Customs, in any port of entry, is necessary or  desirable for any proper customs purpose, the Governor-General may, by executive order, declare such premises to be under the jurisdiction of the Bureau of Customs, and thereafter the authority of such Bureau in respect thereto shall be fully effective. 

[355-26; 1149-1; Comp., 1400.] 

SECTION 1318 . Power of Governor-General to Open and Close Subports and Coastwise Ports . — Subports of entry may be opened or closed by executive order, in the discretion of the Governor-General. When a port is close its existing 

