AN ACT DECLARING A ONE-TIME AMNESTY ON CERTAIN TAX AND DUTY LIABILITIES, INCLUSIVE OF FEES, FINES, PENALTIES, INTERESTS AND OTHER ADDITIONS THERETO, INCURRED BY CERTAIN BUSINESS ENTERPRISES OPERATING WITHIN THE SPECIAL ECONOMIC ZONES AND FREEPORTS CREATED UNDER PROCLAMATION NO. 163 SERIES OF 1993; PROCLAMATION NO. 216 SERIES OF 1993; PROCLAMATION NO. 420 SERIES OF 1994; AND PROCLAMATION NO. 984 SERIES OF 1997; PURSUANT TO SECTION 15 OF REPUBLIC ACT NO. 7227, AS AMENDED, AND FOROTHER PURPOSES