b'STAATSOLIE MAATSCHAPPIJ SURINAME N.V.NOTES TO THE CONSOLIDATED FINANCIAL STATEMENTS FOR THE YEAR ENDED DECEMBER 31, 2021 (Continued)4.9 PROVISIONS(X US$ 1,000) Decommissioning Decommissioning Decommissioning Environmental Decommissioning Other Totalproduction field & facilities Refinery Power Plant Risk Pikin Saramacca (30% share) ProvisionsAt January 1, 2020 115,427 11,1122723,058-2,273 132,142Arising during the year - - - - 732 - 732 Discountrateadjustment&(55,681) 2,318122 - - -(53,241)imputed interestUnwinding of discount9,026 85321(358)- -9,542Translationadjustment- - -6-(39) (33)Utilisation- - - - -(822) (822)At December 31, 202068,772 14,283 415 2,706 732 1,412 88,320 Arising during the year - - - - - - - Write-backofunusedprovisions- - - - - - - Discountrateadjustment&(1,288) (3,495) (30)-386-(4,427)imputed interestUnwinding of discount4,470 89827508- -5,903Translationadjustment- - -(92)- -(92)Utilisation- - - - -(25) (25)At December 31, 202171,954 11,686 412 3,122 1,118 1,387 89,679 Comprising:CurrentatDecember31,2021- - - - - - - Non-currentatDecember31,2021 71,954 11,6864123,122 1,118 1,387 89,679 71,954 11,686 412 3,122 1,118 1,387 89,679 Decommissioning provision Lastly,theGroupmakesfullprovisionforthefuturecost of decommissioning the power plant on a TheGroupmakesfullprovisionforthefuture discountedbasisontheinstallationofthepowercost of decommissioning oil wells and productionplant.Thedecommissioningprovisionrepresentsfacilitiesonadiscountedbasisontheinstallation thepresentvalueofdecommissioningcostsofthosewellsandfacilities.Thedecommissioning relatingtothepowerplant,whichareexpectedprovisionrepresentsthepresentvalueof tobeincurredupto2055,whenthepowerplantdecommissioning costs relating to oil and gasisexpectedtoceaseoperations.Thisprovisionproperties,whichareexpectedtobeincurredup hasbeencreatedbasedontheGroupsinternalto2049whentheproducingoilpropertiesare estimatesutilizingathirdpartyestimatingtheexpectedtoceaseoperations.Theseprovisions dismantlement cost.havebeencreatedbasedontheGroupsinternalestimates. Assumptionsbasedonthecurrenteconomicenvironmenthavebeenmade,whichmanagementInaddition,theGroupmakesfullprovisionforthe believesformareasonablebasisuponwhichfuturecostofdecommissioningtherefineryona toestimatethefutureliability.Theseestimatesdiscountedbasisontheinstallationoftherefinery. arereviewedregularlytoconsideranymaterialThedecommissioningprovisionrepresentsthe changestotheassumptions.However,actualpresentvalueofdecommissioningcostsrelating decommissioning costs will ultimately depend totherefinery,whichareexpectedtobeincurred uponfuturemarketpricesforthenecessaryupto2045,whentherefineryisexpectedtocease decommissioningworksrequiredthatwilloperations.Thisprovisionhasbeencreatedbased reflectmarketconditionsattherelevanttime.ontheGroupsinternalestimatesutilizingathird Furthermore,thetimingofdecommissioningparty estimating the dismantlement cost. islikelytodependonwhenthefieldsceasetoproduceateconomicallyviablerates.This,inturn,willdependuponfutureoilandgasprices,whichare inherently uncertain.130 STAATSOLIE 2021 ANNUAL REPORT'