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Totalisers for EVMs: Protecting Voter Anonymity at the Booth Level
Sept. 6, 2026

Why in news?

Recently, a Supreme Court Bench of Chief Justice Surya Kant, Justice Joymalya Bagchi, and Justice V. Mohana asked the Central government to examine introducing "totaliser" machines for counting EVM votes.

The goal: protect the secrecy of booth-wise voting patterns and prevent voters at individual booths from being identified and potentially victimised.

What’s in Today’s Article?

  • What Is a Totaliser?
  • How Did This Case Begin?
  • The Centre's Position: Historically Opposed
  • The Election Commission's Position: Consistently Supportive
  • Why This Matters?

What Is a Totaliser?

  • A totaliser is a device that allows votes from about 14 polling booths to be counted together, instead of the current practice of tallying votes booth by booth.
  • It is developed by Bharat Electronics Limited (Bengaluru) and Electronics Corporation of India Limited (Hyderabad).
  • It works as an interface connected to the main control unit of a cluster of 14 EVMs.
  • Pressing a single result button gives the consolidated vote count for each candidate across that entire cluster — without revealing how votes were split booth-wise.

How Did This Case Begin?

  • The case dates back to 2014, when two individuals — Yogesh Gupta and Imran Khan — filed a public interest petition asking the Election Commission to mix up votes across polling stations within a constituency.
  • Their argument: this was necessary to stop candidates from intimidating voters in areas that had rejected them in the past.
  • They cited an alleged instance involving former Maharashtra Deputy CM Ajit Pawar in the Baramati constituency, where he reportedly threatened that his party (NCP) could identify anti-party voting patterns from EVM data and cut off water supply to those areas as retaliation.

The Centre's Position: Historically Opposed

  • The Central government has consistently resisted the totaliser proposal:
    • In 2017, the Centre told the Court that knowledge of booth-wise voting patterns does not lead to intimidation — instead, it helps candidates work harder in areas with low support, benefiting everyone.
    • A Law Ministry affidavit cited a Group of Ministers (headed by then-Home Minister Rajnath Singh) which concluded that large-scale voter intimidation was unlikely "in this era of media activism".
    • In 2018, Additional Solicitor General argued that installing a totaliser could cause a data breach even before counting begins.
    • More recently, the Centre again raised concerns about potential EVM data leaks before counting — prompting the Court to give the Election Commission two weeks to respond to these specific concerns

The Election Commission's Position: Consistently Supportive

  • Unlike the Centre, the Election Commission of India (ECI) has backed totalisers for years:
    • First proposed the idea to the UPA government in 2008.
    • In a 2018 submission to the Supreme Court, it stated: "a time has come for introduction of totaliser for counting of votes".
    • In the current hearings, the EC reaffirmed its support for protecting voter anonymity, while also flagging practical and legal challenges — particularly around booth-wise verification and VVPAT (Voter Verified Paper Audit Trail).

What Did the Supreme Court Say Now?

  • The Court directed the Central government to clearly state its position on introducing totalisers, specifically asking:
    • Whether there are any impediments to implementing such a system;
    • Whether it would have any negative impact.
  • The Election Commission has also been asked to submit its formal proposal to the Union government.

Why This Matters?

  • This case touches a fundamental tension in electoral democracy: the right to a secret ballot versus the practical benefits candidates derive from booth-level voting data.
  • If large-scale voter intimidation based on booth-wise EVM results is a real risk, totalisers could offer a technological safeguard — but concerns around data security and verification mechanisms like VVPAT remain unresolved.

Conclusion

The totaliser debate reflects a long-standing tussle between safeguarding voter anonymity and the Centre's practical and security-related reservations.

With the Supreme Court now directing both the Centre and the Election Commission to clarify their positions, the coming weeks could determine whether India moves toward a more anonymised, cluster-based EVM counting system — a significant step for electoral integrity.

 

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