b'STAATSOLIE MAATSCHAPPIJ SURINAME N.V.NOTES TO THE CONSOLIDATED FINANCIAL STATEMENTS FOR THE YEAR ENDED DECEMBER 31, 2018 (Continued)therefore,anydeductionfromtheassettowhichit anddistributionexpensesintheconsolidatedrelates,maynotexceedthecarryingamountofthat statementofprofitorloss(byfunction):asset.Ifitdoes,anyexcessoverthecarryingvalueis taken immediately to the consolidated statementService costs comprising current service ofprofitorloss. costs,past-servicecosts,gainsandlossesoncurtailmentsandnon-routinesettlementsIf the change in estimate results in an increase inthedecommissioningliabilityand,therefore, Net interest expense or income anadditiontothecarryingvalueoftheasset,theGroup considers whether this is an indication of impairmentoftheassetasawhole,andifso,testsforimpairment.If,formaturefields,the 2.4 SIGNIFICANT ACCOUNTING JUDGMENTS, estimate for the revised value of oil and gas assetsESTIMATES AND ASSUMPTIONS net of decommissioning provisions exceeds theThepreparationoftheGroupsconsolidatedrecoverablevalue,thatportionoftheincreaseis financialstatementsrequiresmanagementtomakecharged directly to expense. judgments,estimatesandassumptionsthataffectOvertime,thediscountedliabilityisincreasedfor thereportedamountsofrevenues,expenses,the change in present value based on the discountassetsandliabilities,andtheaccompanyingratethatreflectscurrentmarketassessments disclosures,andthedisclosureofcontingentandtherisksspecifictotheliability.Theperiodic liabilities. Uncertainty about these assumptions and unwindingofthediscountisrecognizedinthe estimatescouldresultinoutcomesthatrequireaconsolidatedstatementofprofitorlossasa materialadjustmenttothecarryingamountofassetfinancecost. or liability affected in future periods.t. Pensions and other postemploymentJudgmentsbenefitsIntheprocessofapplyingtheGroupsaccountingTheGroupoperatesdefinedbenefitpension policies,managementhasmadethefollowingplans.Re-measurements,comprisingofactuarial judgments,whichhavethemostsignificanteffectgainsandlosses,theeffectoftheassetceiling ontheamountsrecognizedintheconsolidated(excluding amounts included in net interest on thefinancialstatements:netdefinedbenefitliability)andthereturnonplan Operating lease commitmentsgroup as assets (excluding amounts included in net interestlesseeonthenetdefinedbenefitliability),arerecognizedimmediately in the consolidated statement ofTheGrouphasenteredintocommercialcarandfinancialpositionwithacorrespondingdebitor vesselleases.TheGrouphasdetermined,basedcredit to retained earnings through OCI in theon an evaluation of the terms and conditions of periodinwhichtheyoccur.Re-measurements thearrangements,suchastheleasetermnotarenotreclassifiedtoprofitorlossinsubsequent constituting a substantial portion of the economic periods.Inaddition,theGroupoperatesother lifeofthecarsandvessels,andthepresentvaluelong-termemployeebenefitplans,ofwhichthere- of the minimum lease payments not amounting measurementsarerecognizedintheprofitorloss. to substantially all of the fair value of the cars and Furthermore,forboththedefinedbenefitpension vessels,thatitdoesnotretainallthesignificantplansandtheotherlong-termemployeebenefit risks and rewards of ownership of these cars planspastservicecostsarerecognizedinprofitor andvessels,andaccountsforthecontractsaslossontheearlierof: operating leases.Thedateoftheplanamendmentorcurtailment Investment in Joint VentureAnd JudgmentisrequiredtodeterminewhentheThedateonwhichtheGrouprecognizesrelated Grouphasjointcontroloveranarrangement,restructuring costs whichrequiresanassessmentoftherelevantactivities and when the decisions in relation to Net interest is calculated by applying the discountthoseactivitiesrequireunanimousconsent.Theratetothenetdefinedbenefitliabilityorasset. Group has determined that the relevant activities TheGrouprecognizesthefollowingchanges foritsjointarrangementsarethoserelatingtotheinthenetdefinedbenefitobligationundercost operatingandcapitaldecisionsofthearrangement,ofsales,administrationexpensesandselling including the approval of the annual capital and 49'