Local Government Code of 1991
Section 344. Certification, and Approval of, Vouchers. - No money shall be disbursed unless the local budget officer certifies to the existence of appropriation that has been legally made for the purpose, the local accountant has obligated said appropriation, and the local treasurer certifies to the availability of funds for the purpose. Vouchers and payrolls shall be certified to and approved by the head of the department or office who has administrative control of the fund concerned, as to validity, propriety, and legality of the claim involved. Except in cases of disbursements involving regularly recurring administrative expenses such as payrolls for regular or permanent employees, expenses for light, water, telephone and telegraph services, remittances to government creditor agencies such as GSIS, SSS, LDP, DBP, National Printing Office, Procurement Service of the DBM and others, approval of the disbursement voucher by the local chief executive himself shall be required whenever local funds are disbursed.
In cases of special or trust funds, disbursements shall be approved by the administrator of the fund.
In case of temporary absence or incapacity of the department head or chief of office, the officer next-in-rank shall automatically perform his function and he shall be fully responsible therefor.