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FrequentlyAskedRespondentQuestionsFAQDoIhavetorespondtotheACSYes.RespondingtotheACSisabouthelpingnationaltribalstateandlocalocialsmakeinormeddecisionswithtimelyandaccuratedata.Justaspeoplearerequiredtorespondtojurydutygetadriverslicenseinordertodrivepaytheirtaxesandreporttheirincometheyalsohavetheobligationtorespondtodecennialcensussurveys.SomeonecametomyhometointerviewmefortheACS.IsthislegitimateIsomeonehascontactedyouabouttheACSandyouwouldliketoveriythatthevisitorphonecallyoureceivedwaslegitimateyoumaycallyourregionaloce.Youcanndcontactinormationoryouroceatwww.census.govregions.WhywasmyaddressselectedfortheACSAddressesselectedortheACScomeromtheCensusBureausocialinventoryoknownlivingquartersandselectednonresidentialunitsintheUnitedStatesandPuertoRico.Eachscienticallyselectedaddressrepresentsotherhouseholdsinthesurroundingcommunity.Interviewingasmallsampleoaddresses3.5millionratherthanalladdressesintheUnitedStatesallowstheCensusBureautomeasurethewholepopulationwhilelimitingthecostothesurveyandreducingtheoverallimpactonrespondents.WhatifIdontknowtheexactanswertoanACSquestionOntheACSinooneinyourhouseholdknowstheanswertoaquestionandtheinormationcannotbereerencedinabillorotherdocumentpleasegiveyourbestestimate.Iamconcernedaboutidentitytheft.HowdoestheCensusBureauprotectmyACSinformationWeunderstandconcernsaboutidentitythetandprivacy.Wewillensurethatonlyauthorizedpersonswithawork-relatedneed-to-knowviewyourpersonalinormation.WhenweprocesstheinormationcollectedbytheACSindividualsnamesandotherpersonalidentiersaredeletedromthelesusedtotabulatethesedata.WedonotmaintainanationaldatabasewiththenamesaddressesandpersonalinormationcollectedbytheACS.Additionallyweemploystatisticalmethodologiestoensurethatthestatisticswereleasedonotidentiyindividualsorbusinesses.Thesemethodsincludeextensivereviewandanalysisoallourdataproductsaswellasdisclosureavoidancemethodologiessuchasdatasuppressionandmodicationtoscreenoutdatathatmightidentiyaspecicindividualorbusiness.PleasenotethattheACSdoesnotaskorSocialSecuritynumbersmothersmaidennameorspecicinormationregardingbankaccountsorcreditcardstheinormationtypicallyusedoridentitythet.DoesntthegovernmentalreadyhavetheinformationrequestedontheACSTheCensusBureaudoesusestatisticsromothergovernmentagenciesorresearchandevaluationstoimproveoursurveysandcensusesandbetterunderstandtheinormationwearecollecting.Wealsousesuchinormationtohelpdevelopestimatesothepopulationbetweencensusyears.HoweverwecannotuseotheragenciesinormationinplaceoactualresponsestotheACSorseveralreasonsThesestatisticscalledadministrativerecordsdonotcontaininormationoreveryone.Wecannotobtainallotherequiredinormationromadministrativerecords.Inormationromadministrativerecordsmaynotbeusablebecauseodiferencesincollectionperiodsordenitions.TheACSwasdesignedtoprovideup-to-dateinormationorederalandstateagencies.Administrativerecordsusuallyarenotascurrentastheinormationthatwecollect.Formoreinormationgotohttpsask.census.gov.www.census.govacs15