Section 52. Legal Tender Power. —

All notes and coins issued by the Bangko Sentral shall be fully guaranteed by the Government of the Republic of the Philippines and shall be legal tender in the Philippines for all debts, both public and private: Provided, however, That, unless otherwise fixed by the Monetary Board, coins shall be legal tender in amounts not exceeding Fifty pesos (P50.00) for denominations of Twenty-five centavos and above, and in amounts not exceeding Twenty pesos (P20.00) for denominations of Ten centavos or less.