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        <FormAndLineReferenceDesc>FORM 990 - ORGANIZATION'S MISSION</FormAndLineReferenceDesc>
        <ExplanationTxt>INMM IS DEDICATED TO THE SAFE, SECURE, AND EFFECTIVE MANAGEMENT AND STEWARDSHIP OF NUCLEAR AND OTHER RADIOACTIVE MATERIALS. WE PROMOTE THE ADVANCEMENT OF SCIENTIFIC KNOWLEDGE AND TECHNOLOGIES, PROFESSIONAL DEVELOPMENT, BEST PRACTICES, AND POLICY DIALOGUE.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 2, PART III, LINE 4A</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ANNUAL AND ADDITIONAL MEETINGS PROVIDE ATTENDEES WITH A PROFESSIONAL FORUM FOR THE EXCHANGE OF THE LATEST TECHNICAL INFORMATION IN NUCLEAR MATERIALS MANAGEMENT. THE MEETINGS ADDRESS ALL ASPECTS OF NUCLEAR MATERIAL MANAGEMENT WITH PAPERS AND POSTERS ORGANIZED BY THE INMM TECHNICAL PROGRAM COMMITTEE. ALL ATTENDEES MOSTLY MEMBERS, COMPROMISED BY THE ACADEMICS, CONSULTANTS, GOVERNMENT CONTRACTORS/EMPLOYEES. LICENSEES, NEWS MEDIA, NON- GOVERNMENTAL ORGANIZATIONS, NUCLEAR LABORATORIES, PRIVATE INDUSTRY PROFESSIONALS, PUBLIC OFFICIALS, PUBLICS UTILITIES AND GRADUATE STUDENTS ATTEND THE MULTI-DAY INMM ANNUAL MEETING. THERE ARE TYPICALLY 60 CONCURRENT EDUCATIONAL SESSIONS. PAPERS PRESENTED AT THE ANNUAL MEETING ARE PUBLISHED ONLINE FOR MEMBERS AND MEETING ATTENDEES AND WILL BE AVAILABLE FOR SUBSCRIPTION TO NONMEMBERS IN THE FUTURE.</ExplanationTxt>
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        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 3</FormAndLineReferenceDesc>
        <ExplanationTxt>INMM CONTRACTS WITH A MANAGEMENT COMPANY TO PROVIDE OFFICE FACILITIES, MANAGEMENT, ACCOUNTING, STAFFING AND SUPPORT. THE ASSOCIATIONS' MANAGEMENT FEE IS COMPARED TO DATA FROM THE ASAE BENCHMARKING SERIES PUBLICATIONS- OPERATING RATIO REPORT AND IS APPROVED DURING THE BUDGET PROCESS.</ExplanationTxt>
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        <ExplanationTxt>THE MEMBERSHIP OF INMM CONSISTS OF REGULAR MEMBERS, STUDENT MEMBERS, EMERITUS MEMBERS, SUSTAINING MEMBERS AND HONORARY MEMBERS IN THE FIELD OF NUCLEAR MATERIALS MANAGEMENT.</ExplanationTxt>
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        <ExplanationTxt>MEMBERS ARE SENT BALLOTS FOR THE ELECTION OF OFFICERS AND OTHER POSITIONS.</ExplanationTxt>
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        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 8B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION'S BOARD MEMBERS MEET REGULARLY AND TAKE THE MINUTES OF THE MEETINGS.</ExplanationTxt>
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        <ExplanationTxt>THE FORM 990 IS FIRST REVIEWED BY INMM ACCOUNTING STAFF AND EXECUTIVE DIRECTORS. IT IS THEN REVIEWED BY INMM'S TREASURER AND PROVIDED TO THE MEMBERS OF THE EXECUTIVE COMMITTEE PRIOR TO FILINGS.</ExplanationTxt>
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        <ExplanationTxt>ALL MEMBERS OF THE EXECUTIVE COMMITTEE SIGN A CONFLICT OF INTEREST DISCLOSURE UPON JOINING THE COMMITTEE THAT INCLUDES A CONTINUOUS REPORTING RESPONSIBILITY POLICY.</ExplanationTxt>
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        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION'S GOVERNING DOCUMENTS AND FINANCIAL STATEMENTS ARE AVAILABLE TO THE PUBLIC UPON REQUEST.</ExplanationTxt>
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