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        <FormAndLineReferenceDesc>Part X : FIN48 Footnote</FormAndLineReferenceDesc>
        <ExplanationTxt>As of December 31, 2022, SIMB has no uncertain tax positions that qualify for either recognition or disclosure in the financial statements. The tax years subject to examination by the taxing authorities are the years ended December 31, 2019 through 2021.</ExplanationTxt>
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        <FormAndLineReferenceDesc>Form 990, Part VI, Section A, Line 6</FormAndLineReferenceDesc>
        <ExplanationTxt>SIMB MEMBERSHIP IS OPEN TO ANYONE WITH AN INTEREST IN MICROBIOLOGY.INDIVIDUAL MEMBERSHIP: SIMB OFFERS A VARIETY OF INDIVIDUAL MEMBERSHIP OPTIONS TO SUIT ALL PROFESSIONALS, STUDENTS AND EMERITUS WITH AN INTEREST IN MICROBIOLOGY AND BIOTECHNOLOGY. INDIVIDUAL MEMBERSHIP CATEGORIES ARE:1) REGULAR - MEMBERSHIP LEVEL FOR PROFESSIONALS IN THE UNITED STATES2) NON-US REGULAR - MEMBERSHIP LEVEL FOR PROFESSIONALS OUTSIDE OF THE UNITED STATES3) STUDENT - FOR GRADUATE AND POST-DOCTORAL STUDENTS. THERE ARE TWO LEVELS OF STUDENT MEMBERSHIP: A) STUDENT (SIMB NEWS ONLY) - STUDENT MEMBERS RECEIVE THE SOCIETY'S BIMONTHLY NEWS MAGAZINE ALONG WITH THE OTHER BENEFITS OF INDIVIDUAL MEMBERSHIP; AND B) STUDENT (SIMB NEWS AND JIMB) - STUDENT MEMBERS RECEIVE BOTH OF THE SOCIETY PUBLICATIONS ALONG WITH THE OTHER BENEFITS OF INDIVIDUAL MEMBERSHIP.4) EMERITUS. SIMB ALSO PROVIDES EMERITUS MEMBERSHIP.CORPORATE MEMBERSHIP: SIMB OFFERS FIVE LEVELS OF CORPORATE MEMBERSHIP. CORPORATE MEMBERSHIP CATEGORIES ARE:1) BRONZE - THE BASIC CORPORATE MEMBERSHIP LEVEL;2) SILVER - INCLUDES BRONZE LEVEL BENEFITS, PLUS OTHER BENEFITS3) GOLD - INCLUDES SILVER LEVEL BENEFITS, PLUS OTHER BENEFITS;4) DIAMOND - INCLUDES SILVER AND GOLD LEVEL BENEFITS, PLUS OTHER BENEFITS;5) INSTITUTIONAL - FOR UNIVERSITIES, NIH OR RESEARCH NOT FOR PROFIT ORGANIZATIONS</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section B, Line 11b</FormAndLineReferenceDesc>
        <ExplanationTxt>MANAGEMENT REVIEWS THE FORM 990 PRIOR TO SUBMISSION TO THE BOARD OR ITS AUTHORIZED REPRESENTATIVE FOR REVIEW.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section B, Line 12c</FormAndLineReferenceDesc>
        <ExplanationTxt>THE MEMBERS OF THE BOARD AND THE EMPLOYEES ARE REQUIRED TO FILE A SIGNED CONFLICT OF INTEREST POLICY FORM ANNUALLY, AND EVALUATED BY THE BOARD OF DIRECTORS TO DETERMINE WHETHER A CONFLICT OF INTEREST EXISTS, AND TO ADDRESS THE CONFLICT AND PROTECT SIMB'S BEST INTEREST. THE VOTE IS BY A MAJORITY VOTE WITHOUT COUNTING THE VOTE OF ANY INTERESTED DIRECTOR, EVEN IF THE DISINTERESTED DIRECTORS ARE LESS THAN A QUORUM, PROVIDED THAT AT LEAST ONE CONSENTING DIRECTOR IS DISINTERESTED.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section B, Line 15a</FormAndLineReferenceDesc>
        <ExplanationTxt>EXECUTIVE PERFORMANCE IS EVALUATED YEARLY AT THE FINANCE COMMITTEE MEETING DURING THE NOVEMBER BUDGET MEETING. THE EVALUATION IS FORWARDED TO THE BOARD FOR ACTION. INCENTIVE OR BONUS ARE AUTHORIZED BY THE BOARD AS DEEMED APPROPRIATE. COST OF LIVING AND MERIT ADJUSTMENTS ARE INCLUDED IN THE EVALUATION AS WELL AS THE REST OF THE STAFF.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section C, Line 19</FormAndLineReferenceDesc>
        <ExplanationTxt>GOVERNING DOCUMENTS ARE MADE AVAILABLE UPON REQUEST AT THE ORGANIZATION'S OFFICE.</ExplanationTxt>
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