COA's general jurisdiction (Sec. 26, PD 1445)

 Section 26 of Presidential Decree No. 1445 provides:

Section 26. General jurisdiction. — The authority and powers of the Commission [on Audit] shall extend to and comprehend all matters relating to auditing procedures, systems and controls, the keeping of the general accounts of the Government, the preservation of vouchers pertaining thereto for a period of ten years, the examination and inspection of the books, records, and papers relating to those accounts; and the audit and settlement of the accounts of all persons respecting funds or property received or held by them in an accountable capacity, as well as the examination, audit, and settlement of all debts and claims of any sort due from or owing to the Government or any of its subdivisions, agencies and instrumentalities. The said jurisdiction extends to all government-owned or controlled corporations, including their subsidiaries, and other self-governing boards, commissions, or agencies of the Government, and as herein prescribed, including non-governmental entities subsidized by the government, those funded by donations through the government, those required to pay levies or government share, and those for which the government has put up a counterpart fund or those partly funded by the government.