RegulatoryguidesareissuedtodescribeandmakeavailabletothepublicsuchinformationasmethodsacceptabletotheNRCstaffforimplementingspecificpartsoftheNRC’sregulations,techniquesusedbythestaffinevaluatingspecificproblemsorpostulatedaccidents,anddataneededbytheNRCstaffinitsreviewofapplicationsforpermitsandlicenses.Regulatoryguidesarenotsubstitutesforregulations,andcompliancewiththemisnotrequired.MethodsandsolutionsdifferentfromthosesetoutintheguideswillbeacceptableiftheyprovideabasisforthefindingsrequisitetotheissuanceorcontinuanceofapermitorlicensebytheCommission.Thisguidewasissuedafterconsiderationofcommentsreceivedfromthepublic.Commentsandsuggestionsforimprovementsintheseguidesareencouragedatalltimes,andguideswillberevised,asappropriate,toaccommodatecommentsandtoreflectnewinformationorexperience.WrittencommentsmaybesubmittedtotheRulesandDirectivesBranch,ADM,U.S.NuclearRegulatoryCommission,Washington,DC20555-0001.Regulatoryguidesareissuedintenbroaddivisions:1,PowerReactors;2,ResearchandTestReactors;3,FuelsandMaterialsFacilities;4,EnvironmentalandSiting;5,MaterialsandPlantProtection;6,Products;7,Transportation;8,OccupationalHealth;9,AntitrustandFinancialReview;and10,General.Singlecopiesofregulatoryguides(whichmaybereproduced)maybeobtainedfreeofchargebywritingtheDistributionServicesSection,U.S.NuclearRegulatoryCommission,Washington,DC20555-0001,orbyfaxto(301)415-2289,orbyemailtoDISTRIBUTION@NRC.GOV.ElectroniccopiesofthisguideareavailableontheinternetatNRC’shomepageat(DraftwasissuedasDG-1071)STANDARDFORMATANDCONTENTFORPOST-SHUTDOWNDECOMMISSIONINGACTIVITIESREPORTA.INTRODUCTIONDecommissioningmeanspermanentlyremovinganuclearfacilityfromserviceandreducingradioactivematerialsonthelicensee’ssitetolevelsthatwouldpermitterminationoftheNuclearRegulatoryCommission(NRC)license.OnJuly29,1996,afinalrulewaspublishedintheFederalRegister(61FR39278)amendingtheNRC'sregulationsonthedecommissioningproceduresthatwillleadtoterminationofanoperatinglicensefornuclearpowerreactors.Thisruleincludedchangesto10CFRPart2,“RulesofPracticeforDomesticLicensingProceedingsandIssuanceofOrders”;Part50,“DomesticLicensingofProductionandUtilizationFacilities”;andPart51,“EnvironmentalProtectionRegulationsforDomesticLicensingandRelatedRegulatoryFunctions.”Theregulation,in10CFR50.82(a)(4)(i),requiresthelicensee,priortoorwithin2yearsofpermanentcessationofoperations,toprovidetheNRCwithapost-shutdowndecommissioningactivitiesreport(PSDAR).ThePSDARmustincludeadescriptionofthelicensee'splanneddecommissioningactivities,aschedulefortheaccomplishmentofsignificantmilestones,andanestimateofexpectedcosts.ThePSDARshouldalsodocumenttheresultsofthelicensee'sevaluationoftheenvironmentalimpactsassociatedwithsite-specificdecommissioningactivities.Theevaluationshouldincludeacomparisonofthesite-specificenvironmentalimpactsoftheproposeddecommissioningwiththoseimpactsidentifiedinpreviouslyissuedenvironmentalstatements,thegenericenvironmentalimpactstatementondecommissioning,“FinalGenericEnvironmentalImpactStatement(GEIS)onDecommissioningof1.185-2NuclearFacilities”(NUREG-0586,Ref.1),andtheGEIS,“GenericEnvironmentalImpactStatementinSupportofRulemakingonRadiologicalCriteriaforLicenseTerminationofNRCLicensedNuclearFacilities”(NUREG-1496,Ref.2).ThepurposeofthePSDARistoprovidetheNRCandthepublicwithageneraloverviewofthelicensee'sproposeddecommissioningactivities.ThePSDARservestoinformtheNRCstaffofthelicensee’sexpectedactivitiesandschedule,facilitatingplanningforinspectionsanddecisionsregardingNRCoversightactivities.ThePSDARisalsoamechanismforinformingthepublicoftheproposeddecommissioningactivitiesbeforethedecommissioningactivitiesareconducted.ThepurposeofthisregulatoryguideistoidentifythetypeofinformationtobecontainedinthePSDARandestablishastandardformatforthePSDARthatisacceptabletotheNRCstaff.TheNRCstaffsuggeststhatlicenseesusethisstandardformattofacilitatethepreparationofPSDARs.ThisregulatoryguideisbeingdevelopedandissuedinconjunctionwithRegulatoryGuide1.184,“DecommissioningofNuclearPowerReactors”(Ref.3),whichisalsoinsupportofthedecommissioningrule(61FR39278).Theinformationcollectionscontainedinthisregulatoryguidearecoveredbytherequirementsof10CFRPart50,whichwereapprovedbytheOfficeofManagementandBudget,approvalnumber3150-0011.IfameansusedtoimposeaninformationcollectiondoesnotdisplayacurrentlyvalidOMBcontrolnumber,theNRCmaynotconductorsponsor,andapersonisnotrequiredtorespondto,theinformationcollection.B.DISCUSSIONAccordingto10CFR50.82(a)(5),thelicenseeisprohibitedfromperforminganymajordecommissioningactivitiesuntil90daysaftertheNRChasreceivedthelicensee'sPSDARsubmissionanduntilthecertificationsofpermanentcessationofoperationsandpermanentremovaloffuelfromthereactorvesselhavebeensubmitted.Majordecommissioningactivitiesaredefinedin10CFR50.2asa