---
title: "INS v. Chadha: Supreme Court Landmark Case | Model Diplomat"
description: "INS v. Chadha (1983) is a Supreme Court ruling that deemed the legislative veto unconstitutional, impacting U.S. immigration law and legislative processes."
url: "https://modeldiplomat.com/learn/glossary/ins-v-chadha"
---

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Model Diplomat Research Team · Last reviewed June 22, 2026

TL;DR

- INS v.
- Chadha (1983) is the U.
- What did INS v. Chadha hold unconstitutional?
- Which two Article I requirements did the legislative veto violate?
- Who wrote the majority and who dissented?

[Civil Service & Diplomatic Exams](https://modeldiplomat.com/learn/civil-services/glossary)Updated June 22, 2026

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In December 1975 the U.S. House of Representatives, invoking a one-house legislative veto, passed a resolution overriding the suspension of Jagdish Rai Chadha's deportation—the action the Supreme Court invalidated in 1983.

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