January 1983
4presidential decrees- 01PD 1860Amending the Pertinent Provisions of Presidential Decree No. 1606 and Batas Pambansa Blg. 129 Relative to the Jurisdiction of the Sandiganbayan and for Other Purposes.
- 02PD 1858To Modify Downward the Rate of Duty on Imported Acetate Tow Under Heading No. 56.02.400 of the Tariff and Customs Code of 1982
- 03PD 1859Allowing Persons Who Have Availed of the Provisions of Republic Act No. 926 to Acquire Title to and Ownership of Portion of the Agro-Forest Reserves Established Under Presidential Decree No. 1768 and Accordingly Amending Presidential Decree No. 1768.
- 04PD 1857An Act Granting New Incentives to Petroleum Service Contractors, and for This Purpose Amending Certain Sections of Presidential Decree Numbered Eighty-Seven, as Amended, Otherwise Known as "the Oil Exploration and Development Act of 1972"