15th Tamil Nadu Legislative Assembly ● 26 Casual Vacancies Held 100% SPA Majority Retained

Tamil Nadu Assembly By-Elections & Vacancies Archive (2016)

Official Election Commission of India (ECI) certified returns, victory margins, turnout statistics, and constitutional grounds under Section 151A of the RPA 1951 for casual vacancies arising during the 15th Tamil Nadu Legislative Assembly.

Constituency Directory 234 Council of Ministers 32 Alliances & Coalitions Fronts District Performance 38 Vote Share & Analytics 74.81% Statistics & Demographics 1977–2026 By-Elections & Vacancies 26 Held
16TH ASSEMBLY BY-ELECTION RECORD (2021 – 2026)

3 Casual Vacancies Filled • 100% Retained by Secular Progressive Alliance (SPA)

All 3 statutory by-elections held under Section 151A of RPA 1951 resulted in decisive SPA sweeps: Erode (East) (EVKS Elangovan +66,233 votes), Vikravandi (Anniyur Siva +67,757 votes), and Vilavancode (Tharahai Cuthbert +40,174 votes). Average turnout recorded: 74.23%.

View Seat Returns ↓ Historical Archive (1997–2024)

Completed Assembly By-Elections & Certified Returns

Statutory results, winner profiles, vote share distributions, and victory margins.

AC #11 • Chennai District

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Polling Date
Counting Date
Turnout %
77.68%
Vacancy Trigger: Demise of sitting Chief Minister J. Jayalalithaa on 5 December 2016
🏆 Certified Winner Margin: +0 votes