Republic Acts - AN ACT INTRODUCING ADMINISTRATIVE TAX REFORMS, AMENDING SECTIONS 21, 22, 51, 56, 57, 58, 76, 77, 81, 90, 91, 103, 106, 108, 109, 110, 112, 113, 114, 115, 116, 117, 118, 119, 120, 128, 200, 204, 229, 235, 236, 237, 238, 241, 243, 245, 248, AND 169; AND REPEALING SECTION 34(K) OF THE NATIONAL REVENUE CODE OF 1997, AS AMENDED, AND FOR OTHER PURPOSES