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    agency

    Internal Revenue Service

    Internal Revenue Service is the U.S. federal agency that collects federal taxes. It is part of the U.S. Department of the Treasury. Congress created the office of Commissioner of Internal Revenue on July 1, 1862.

    Chief Executive Officer

    Key facts

    Origin
    Office of Commissioner of Internal Revenue created by Congress on July 1, 1862source
    Actual expenditures
    $19.0 billion for overall operations in Fiscal Year (FY) 2025source
    Workforce
    95,226 full-time equivalent (FTE) positions in FY 2025source
    2026 filing season
    over 144 million income tax returns processedsource

    WYDE coverage of Internal Revenue Service

    Sources

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