crs_reports: R48965

Congressional Research Service reports with summaries, authors, and topic classifications.

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R48965 Statutory Mechanisms for Agency Oversight After INS v. Chadha 2026-06-02T04:00:00Z 2026-06-04T15:23:03Z Active Reports Matthew D. Trout Legislative Branch, Presidential Vetoes, Executive Branch, Government Oversight, Separation of Powers This report examines legislative options for Congress to create statutory mechanisms for executive branch oversight. Historically, and to some extent still today, Congress enacted legislative vetoes as a method of ensuring executive adherence to legislative preferences. A legislative veto is a provision in statute that permits Congress, or some component of Congress, to review an executive action and prevent it from going into effect by voting to disapprove, or failing to approve as the case may be, that action. Although the statute creating the veto is initially passed like other legislation through bicameralism and presentment—passing both Houses of Congress and being signed by the President (or overriding the President’s veto)—exercising the legislative veto only requires a vote of the specified part of Congress. In some cases that could mean a simple majority vote in a single committee is sufficient to veto the executive action. In a landmark 1983 decision, INS v. Chadha, the Supreme Court held that legislative vetoes were unconstitutional because they made legislative changes without meeting the Constitution’s bicameralism and presentment requirements for passing new legislation. That decision and its progeny have had significant effects on Congress’s methods of statutory executive branch oversight, limiting legally enforceable options in certain ways. Nonetheless, Congress has remaining interest in fashioning statutory mechanisms that comply with the Constitution, providing executive oversight in a timely manner, and ensuring legislative preferences are taken into consideration during executive branch decisionmaking. This report examines the history of legislative vetoes leading up to the Supreme Court decision in Chadha. It examines the legal reasoning behind the decision, including how the Supreme Court and lower courts have applied that reasoning in subsequent cases. With those legal principles in mind, it examines potential options for legislators seeking to establish statutory oversight mechanisms, beginning with executive branch reporting requirements and walking through more complex report-and-wait requirements and expedited legislative procedures, among others. The end result is an array of options for legislators to consider when drafting legislation seeking to establish how executive branch discretion is monitored and overseen. https://www.congress.gov/crs_external_products/R/PDF/R48965/R48965.2.pdf https://www.congress.gov/crs_external_products/R/HTML/R48965.html

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