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  • © Marble Technology Inc, 2026.
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    1. Tax Library
    2. IL
    3. Illinois Administrative code
    4. Title 86
    5. Chapter I
    6. Part 100
    7. Subpart P

    Composite Returns

    Subpart P - Composite ReturnsSubpart P - Composite Returns
    Subpart O - Time and Place for Filing ReturnsSubpart Q - Combined Returns
    Section 100.5100 - Composite Returns: Eligibility (iita Section 502(f))Section 100.5110 - Composite Returns: Responsibilities of Authorized AgentSection 100.5120 - Composite Returns: Individual LiabilitySection 100.5130 - Composite Returns: Required Forms and Computation of Income (iita Section 502(f))Section 100.5140 - Composite Returns: Estimated PaymentsSection 100.5150 - Composite Return: Tax, Penalties and InterestSection 100.5160 - Composite Returns: Credits on Separate ReturnsSection 100.5170 - Composite Returns: Definition of a "lloyd's Plan of Operation"Section 100.5180 - Composite Returns: Overpayments and Underpayments
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