(1) Be the presiding officer of the sangguniang bayan and sign all warrants drawn on the municipal treasury for all expenditures appropriated for the operation of the sangguniang bayan;

(2) Subject to civil service law, rules and regulations, appoint all officials and employees of the sangguniang bayan, except those whose manner of appointment is specifically provided in this Code;

(3) Assume the office of the municipal mayor for the unexpired term of the latter in the event of permanent vacancy as provided for in Section 44, Book I of this Code;

(4) Exercise the powers and perform the duties and functions of the municipal mayor in cases of temporary vacancy as provided for in Section 46, Book I of this Code; and

(5) Exercise such other powers and perform such other duties and functions as may be prescribed by law or ordinance.