Joint Executive Decree No. 7/88 approving the Oil Operations Information System (S.I.O.P.). Country/Territory Angola Document type Regulation Date 1988 Source FAO, FAOLEX Subject Energy Keyword Oil Access-to-information Classification/declassification Geographical area Africa, Central Africa, Least Developed Countries, South Atlantic Entry into force notes This Decree enters into force immediately. Abstract This Decree is composed of nine articles. It approves the Oil Operations Information System (S.I.O.P.). The Decree clearly distinguishes the information required for SIOP purposes from the information required by SONANGOL for technical and fiscal purposes. Full text Portuguese