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        <FormAndLineReferenceDesc>SCHEDULE E, LINE 3</FormAndLineReferenceDesc>
        <ExplanationTxt>THE SCHOOL HAS PUBLISHED ITS NONDISCRIMINATORY POLICY ON ITS WEBSITE, IN NEWSPAPERS THAT CIRCULATE IN COMMUNITIES IN CLOSE PROXIMITY TO THE SCHOOL, AND IN ALL STUDENT MATERIALS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE E, LINE 6</FormAndLineReferenceDesc>
        <ExplanationTxt>THE SCHOOL RECEIVES FUNDS FROM THE STATE OF ARIZONA FOR STATE EQUALIZATION ASSISTANCE AND FEDERAL ASSISTANCE FROM GRANTS.</ExplanationTxt>
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        <BondIssuerEIN>860445263</BondIssuerEIN>
        <CUSIPNum>56681NFS1</CUSIPNum>
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        <PurposeDesc>BUILDING PURCHASE</PurposeDesc>
        <DefeasedInd>false</DefeasedInd>
        <OnBehalfOfIssuerInd>false</OnBehalfOfIssuerInd>
        <PoolFinancingInd>false</PoolFinancingInd>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PURPOSE OF ISSUE DESCRIPTION</FormAndLineReferenceDesc>
        <ExplanationTxt>IDA BONDS-SERIES 2021 BUILDING PURCHASE</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990 - ORGANIZATION'S MISSION</FormAndLineReferenceDesc>
        <ExplanationTxt>HIGHLAND PREP IS A SCIENCE, TECHNOLOGY, ENGINEERING, AND MATH (STEM) COLLEGE-PREPARATORY HIGH SCHOOL. HIGHLAND PREP FEATURES A RIGOROUS ACADEMIC PROGRAM WITH AN EMPHASIS ON 21ST CENTURY PREPARATION DEFINED BY CRITICAL THINKING AND INQUIRY LEARNING. HIGHLAND PREP BELIEVES IN TYING COURSE CONTENT TO INTERRELATED THEMES TO INCREASE RELEVANCE AND APPLICATION IN THE INTEREST OF PREPARING STUDENTS TO SUCCEED IN THE FUTURE GLOBAL ARENA.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>A COPY OF THE FORM 990 IS DISTRIBUTED ELECTRONICALLY TO ALL BOARD MEMBERS FOR REVIEW AND COMMENT PRIOR TO BEING FILED.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>AT EACH BOARD MEETING, IF THERE IS A DISCUSSION OF SELECTING OR ENGAGING A VENDOR OR SERVICE PROVIDER, ALL IN ATTENDANCE ARE ASKED TO RECUSE THEMSELVES FROM THE DISCUSSION IF THERE COULD BE A PRECEIVED CONFLICT. ANNUALLY, THE SCHOOL REVIEWS AND DISCUSSES THE CONFLICT OF INTEREST POLICY AND REQUESTS THAT EACH BOARD MEMBER LIST AND ACKNOWLEDGE ANY KNOWN CONFLICTS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 15A</FormAndLineReferenceDesc>
        <ExplanationTxt>THE BOARD OF DIRECTORS REVIEWS THE COMPENSATION OF ALL TOP MANAGEMENT OFFICIALS BY COMPARING COMPENSATION TO THE COMPENSATION OF INDIVIDUALS IN LIKE POSITIONS, IN COMPARABLE ORGANIZATIONS USING 990 FORMS, COMPENSATION STUDIES, AND OTHER AVAILABLE DATA. THE BOARD THEN APPROVES ANY CHANGES IN COMPENSATION BASED ON THIS INFORMATION.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE SCHOOL WILL PROVIDE IN A TIMELY MANNER, COPIES OF ALL GOVERNING DOCUMENTS, INCLUDING ITS CONFLICT OF INTEREST POLICY AND FINANCIAL STATEMENTS, WHEN REQUESTED IN WRITING OR IN PERSON.</ExplanationTxt>
      </SupplementalInformationDetail>
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</Return>
