National Internal Revenue Code (NIRC)
Section 174. Stamp Tax on Debentures and Certificates of Indebtedness. - On all debentures and certificates of indebtedness issued by any association, company or corporation, there shall be collected a documentary stamp tax of One peso and fifty centavos (P1.50) on each Two hundred pesos (P200), or fractional part thereof, of the face value of such documents.