﻿<?xml version="1.0" encoding="utf-8"?>
<Return xmlns="http://www.irs.gov/efile" returnVersion="2024v5.2">
  <ReturnHeader binaryAttachmentCnt="0">
    <ReturnTs>2025-09-03T12:14:22-04:00</ReturnTs>
    <TaxPeriodEndDt>2024-12-31</TaxPeriodEndDt>
    <PreparerFirmGrp>
      <PreparerFirmEIN>472876159</PreparerFirmEIN>
      <PreparerFirmName>
        <BusinessNameLine1Txt>Hartley Tax Group</BusinessNameLine1Txt>
      </PreparerFirmName>
      <PreparerUSAddress>
        <AddressLine1Txt>PO Box 152</AddressLine1Txt>
        <CityNm>Charleston</CityNm>
        <StateAbbreviationCd>MS</StateAbbreviationCd>
        <ZIPCd>38921</ZIPCd>
      </PreparerUSAddress>
    </PreparerFirmGrp>
    <ReturnTypeCd>990EZ</ReturnTypeCd>
    <TaxPeriodBeginDt>2024-01-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>640795061</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>MISSISSIPPI SOCIETY OF ANESTHESIOLOGISTS</BusinessNameLine1Txt>
      </BusinessName>
      <InCareOfNm>% CHARLIE UPTON</InCareOfNm>
      <BusinessNameControlTxt>MISS</BusinessNameControlTxt>
      <PhoneNum>6157723293</PhoneNum>
      <USAddress>
        <AddressLine1Txt>PO BOX 13405</AddressLine1Txt>
        <CityNm>Jackson</CityNm>
        <StateAbbreviationCd>MS</StateAbbreviationCd>
        <ZIPCd>39236</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>CHARLIE UPTON MD</PersonNm>
      <PersonTitleTxt>SECRETARY</PersonTitleTxt>
      <PhoneNum>6015434754</PhoneNum>
      <SignatureDt>2025-05-15</SignatureDt>
      <DiscussWithPaidPreparerInd>false</DiscussWithPaidPreparerInd>
    </BusinessOfficerGrp>
    <IRSResponsiblePrtyInfoCurrInd>true</IRSResponsiblePrtyInfoCurrInd>
    <PreparerPersonGrp>
      <PreparerPersonNm>NATHAN HARTLEY</PreparerPersonNm>
      <PTIN>P01240507</PTIN>
      <PhoneNum>6627835054</PhoneNum>
      <PreparationDt>2025-09-03</PreparationDt>
    </PreparerPersonGrp>
    <TaxYr>2024</TaxYr>
    <BuildTS>2025-03-06 01:10:19Z</BuildTS>
  </ReturnHeader>
  <ReturnData documentCnt="3">
    <IRS990EZ documentId="IRS990EZ">
      <MethodOfAccountingCashInd>X</MethodOfAccountingCashInd>
      <ScheduleBNotRequiredInd>X</ScheduleBNotRequiredInd>
      <Organization501cInd organization501cTypeTxt="6">X</Organization501cInd>
      <TypeOfOrganizationAssocInd>X</TypeOfOrganizationAssocInd>
      <GrossReceiptsAmt>110049</GrossReceiptsAmt>
      <InfoInScheduleOPartIInd>X</InfoInScheduleOPartIInd>
      <ContributionsGiftsGrantsEtcAmt>103869</ContributionsGiftsGrantsEtcAmt>
      <InvestmentIncomeAmt>6180</InvestmentIncomeAmt>
      <TotalRevenueAmt>110049</TotalRevenueAmt>
      <OtherExpensesTotalAmt>50192</OtherExpensesTotalAmt>
      <TotalExpensesAmt>50192</TotalExpensesAmt>
      <ExcessOrDeficitForYearAmt>59857</ExcessOrDeficitForYearAmt>
      <NetAssetsOrFundBalancesBOYAmt>293836</NetAssetsOrFundBalancesBOYAmt>
      <NetAssetsOrFundBalancesEOYAmt>353693</NetAssetsOrFundBalancesEOYAmt>
      <CashSavingsAndInvestmentsGrp>
        <BOYAmt>293836</BOYAmt>
        <EOYAmt>353693</EOYAmt>
      </CashSavingsAndInvestmentsGrp>
      <LandAndBuildingsGrp>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>0</EOYAmt>
      </LandAndBuildingsGrp>
      <OtherAssetsTotalDetail>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>0</EOYAmt>
      </OtherAssetsTotalDetail>
      <Form990TotalAssetsGrp>
        <BOYAmt>293836</BOYAmt>
        <EOYAmt>353693</EOYAmt>
      </Form990TotalAssetsGrp>
      <SumOfTotalLiabilitiesGrp>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>0</EOYAmt>
      </SumOfTotalLiabilitiesGrp>
      <NetAssetsOrFundBalancesGrp>
        <BOYAmt>293836</BOYAmt>
        <EOYAmt>353693</EOYAmt>
      </NetAssetsOrFundBalancesGrp>
      <PrimaryExemptPurposeTxt>FOR EDUCATIONAL AND SCIENTIFIC RESEARCH</PrimaryExemptPurposeTxt>
      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>FOR EDUCATIONAL AND SCIENTIFIC RESEARCH</DescriptionProgramSrvcAccomTxt>
        <ProgramServiceExpensesAmt>0</ProgramServiceExpensesAmt>
      </ProgramSrvcAccomplishmentGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>LORI MARSHALL</PersonNm>
        <TitleTxt>ASA STATE DIRECTOR</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>1.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>ANAND PREM</PersonNm>
        <TitleTxt>CENTRAL MS REPRESENTATIVE</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>1.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>ANN REA</PersonNm>
        <TitleTxt>NORTH MS REPRESENTATIVE</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>1.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>MATTHEW SCHULTZ</PersonNm>
        <TitleTxt>SOUTH MS REPRESENTATIVE</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>1.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>TYLER STOUT</PersonNm>
        <TitleTxt>PRESIDENT ELECT</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>1.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>HESS ROBERTSON</PersonNm>
        <TitleTxt>PRESIDENT</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>1.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>SARA ROBERTSON</PersonNm>
        <TitleTxt>SECRETARYTREASURER</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>1.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>ALEXANDER MCRAE</PersonNm>
        <TitleTxt>RESIDENT REPRESENTATIVE</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>0.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>CARL RAMSEY</PersonNm>
        <TitleTxt>STATE ASA ALTNERNATIVE DIRECTOR</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>0.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>OLGA OSTROVSKY</PersonNm>
        <TitleTxt>ASA DELEGATE</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>0.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>CANDACE KELLER</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>0.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <ActivitiesNotPreviouslyRptInd>false</ActivitiesNotPreviouslyRptInd>
      <ChgMadeToOrgnzngDocNotRptInd>false</ChgMadeToOrgnzngDocNotRptInd>
      <OrganizationHadUBIInd>false</OrganizationHadUBIInd>
      <SubjectToProxyTaxInd referenceDocumentId="990C">true</SubjectToProxyTaxInd>
      <OrganizationDissolvedEtcInd>false</OrganizationDissolvedEtcInd>
      <Form1120PolFiledInd>false</Form1120PolFiledInd>
      <MadeLoansToFromOfficersInd>false</MadeLoansToFromOfficersInd>
      <ProhibitedTaxShelterTransInd>false</ProhibitedTaxShelterTransInd>
      <BooksInCareOfDetail>
        <PersonNm>SARA ROBERTSON MD</PersonNm>
        <USAddress>
          <AddressLine1Txt>PO BOX 13405</AddressLine1Txt>
          <CityNm>Jackson</CityNm>
          <StateAbbreviationCd>MS</StateAbbreviationCd>
          <ZIPCd>39236</ZIPCd>
        </USAddress>
        <PhoneNum>6157723293</PhoneNum>
      </BooksInCareOfDetail>
      <ForeignFinancialAccountInd>false</ForeignFinancialAccountInd>
      <ForeignOfficeInd>false</ForeignOfficeInd>
      <DonorAdvisedFndsInd>false</DonorAdvisedFndsInd>
      <OperateHospitalInd>false</OperateHospitalInd>
      <TanningServicesProvidedInd>false</TanningServicesProvidedInd>
      <RelatedOrganizationCtrlEntInd>false</RelatedOrganizationCtrlEntInd>
      <TransactionWithControlEntInd>false</TransactionWithControlEntInd>
      <PoliticalCampaignActyInd>false</PoliticalCampaignActyInd>
    </IRS990EZ>
    <IRS990ScheduleC documentId="990C">
      <SubstantiallyAllDuesNondedInd>false</SubstantiallyAllDuesNondedInd>
      <OnlyInHouseLobbyingInd>false</OnlyInHouseLobbyingInd>
      <AgreeCarryoverPriorYearInd>false</AgreeCarryoverPriorYearInd>
      <DuesAssessmentsAmt>52569</DuesAssessmentsAmt>
      <NonDeductibleLbbyngPltclCYAmt>30000</NonDeductibleLbbyngPltclCYAmt>
      <NonDedLbbyngPltclCyovAmt>29210</NonDedLbbyngPltclCyovAmt>
      <NonDeductibleLbbyngPltclTotAmt>59210</NonDeductibleLbbyngPltclTotAmt>
      <AggregateReportedDuesNtcAmt>13142</AggregateReportedDuesNtcAmt>
      <CarriedOverAmt>39427</CarriedOverAmt>
    </IRS990ScheduleC>
    <IRS990ScheduleO documentId="990O">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Description of other expenses Part I line 16</FormAndLineReferenceDesc>
        <ExplanationTxt>Description AmountACCOUNTING 900DUES AND SUBSCRIPTIONS 1,347LEGISLATIVE EXPENSE 30,000MEETINGS AND SEMINARS 3,902NSMA ADMIN FEES 12,500OFFICE SUPPLIES 407SPONSORSHIPS 1,136</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>