Section 20
SEC. 20. (a) The Bureau of Customs shall have one chief, one assistant chief, one special deputy collector of customs, and one surveyor of customs, who shall be appointed by the Governor-General, by and with the consent of the Philippine Commission, and who shall be known respectively as the Insular Collector of Customs, the Insular Deputy Collector of Customs, the Insular Special Deputy Collector of Customs, and the Insular Surveyor of Customs. The Insular Collector of Customs shall perform the duties now imposed by laws in force upon the Collector of Customs for the Philippine Islands, otherwise known as the Insular Collector, and such other duties as may be required of him by this Act; the Insular Deputy Collector of Customs shall perform the duties of the Insular Collector of Customs during the absence or disability of the latter, and such other duties, as may be required of him by the Insular Collector of Customs: the Insular Special Deputy Collector of Customs shall perform such duties as may be required of him by the Insular Collector of Customs; and the Insular Surveyor of Customs shall perform such duties and render such services as are now required by law of the Surveyor of Customs for the Philippine Islands. The salary of the insular Collector of Customs shall be twelve thousand pesos, that of the Insular Deputy Collector of Customs eight thousand pesos, that of the Insular Special Deputy Collector of Customs seven thousand five hundred pesos, and that of the Insular Surveyor of Customs seven thousand five hundred pesos per annum: Provided, however That the incumbents of the offices of Collector of Customs for the Philippine Islands, Deputy Collector of Customs for the Philippine Islands, Special Deputy Collector of Customs for the Philippine Islands, and Surveyor of Customs for the Philippine Islands, at the time of the passage of this Act. shall respectively receive during their incumbency of the offices of the Insular Collector of Customs, Insular Deputy Collector of Customs, Insular Special Deputy Collector of Customs, and Insular Surveyor of Customs, the salaries now prescribed by law for the Collector of Customs for the Philippine Islands, Deputy Collector of Customs for the Philippine Islands, Special Deputy Collector of Customs for the Philippine Islands, and Surveyor of Customs for the Philippine Islands. (b) Unless otherwise provided by this Act, the Bureau of Customs shall perform the duties and render the services now prescribed by law for the Bureau of Customs and Immigration.