Republic Act No. 12066 an act amending Sections 27, 28, 32, 34, 57, 106, 108, 109, 112, 135, 237,-A, 269, 292, 293, 294, 295, 296, 297, 300, 301, 308, 309, 310, and 311, and adding new Sections 135-A, 295-A, 296-A, and 297-A of the National Internal Revenue Code of 1997, as amended, and for other purposes