---
title: "Anti-defection Definition and Law | Model Diplomat"
description: "Anti-defection is a law disqualifying legislators for leaving their party or defying party votes. Key for understanding Indian political stability."
url: "https://modeldiplomat.com/learn/glossary/anti-defection"
---

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Model Diplomat Research Team · Last reviewed June 22, 2026

TL;DR

- Anti-defection is the constitutional law that disqualifies legislators from the legislature for voluntarily giving up party membership or defying the party whip on a vote.
- Which constitutional provisions govern anti-defection in India?
- Who decides disqualification under the anti-defection law, and is the decision reviewable?
- What are the two grounds for disqualification under the Tenth Schedule?
- What reform did the Supreme Court suggest regarding the Speaker's delay?

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

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In 2022, Eknath Shinde led 40 Shiv Sena MLAs to split from the Uddhav Thackeray-led party in Maharashtra, triggering prolonged anti-defection proceedings before the Speaker and litigation reaching the Supreme Court.

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