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Constitution 131st Amendment Bill: Lok Sabha Expansion to 850 Seats, Tamil Nadu Parties Divided

PolityHIGH
Target:UPSC GS-IIMPSCPrelims MediumMains MediumStatic GK Link
11 Aug 2026
~2 min
Source: The Hindu
Key Data:Lok Sabha seats 543 to 8501971 Census freeze50% increase demand25 years extension demand131st Amendment BillAugust 8, 2026 meeting
Bodies:ParliamentTVKDMKAIADMK
Practice MCQs from today's news ▸
What This Article Covers

1.The 131st Amendment Bill proposed raising Lok Sabha strength from 543 to 850 and paving the way for delimitation before the 2029 elections, along with implementing women's reservation.

2.DMK demanded a 25-year extension of the freeze on seats based on the 1971 Census, a 50% increase in seats for all states, and a schedule specifying each state's seat allocation.

3.TVK Chief Minister Joseph Vijay called a meeting of Tamil Nadu MPs on August 8, 2026, which was boycotted by DMK and AIADMK, exposing deep political divisions on the issue.

The Big Picture
Prelims · MediumMains · Medium

The Constitution (131st Amendment) Bill, which sought to increase Lok Sabha seats from 543 to 850 and enable fresh delimitation before 2029, failed to secure the required two-thirds majority. Tamil Nadu's political parties remain divided, with the DMK demanding a freeze on seats based on the 1971 Census for 25 more years. This issue tests federal principles and the balance of political representation, making it critical for UPSC polity and governance preparation.

Exam Lens

Quick Exam Facts From News

Current Lok Sabha seats543
Proposed Lok Sabha seats850
Amendment BillConstitution (131st Amendment) Bill
DMK demand: freeze base year1971 Census
DMK demand: freeze extension25 more years
DMK demand: seat increase for states50%
Meeting date in ChennaiAugust 8, 2026
Target for fresh delimitationBefore 2029 Lok Sabha elections

1-Minute Revision

  • ›Current Lok Sabha seats: 543
  • ›Proposed Lok Sabha seats: 850
  • ›Target this Data: Lok Sabha seats proposed to increase from 543 to 850.
  • ›Target this Nodal Body: Parliament (constitutional amendment under Article 368).
  • ›Target this Legal Point: Constitution (131st Amendment) Bill.

Mastered this topic? Test your knowledge with a full MCQ quiz.

Practice exam-style questions, track your score, and strengthen your recall.

Q1Static LinkageEasy

Which constitutional amendment bill sought to increase the strength of the Lok Sabha from 543 to 850 and enable fresh delimitation?

Q2Statement-basedHard

Consider the following statements regarding the proposed delimitation bill:

1. The bill sought to increase the Lok Sabha strength from 543 to 850.

2. The DMK demanded that the freeze on seats based on the 2001 Census be extended for 25 more years.

3. The bill required a simple majority in Parliament to pass.

Which of the statements given above is/are correct?

Q3Data-centricMedium

According to the news, what is the proposed new strength of the Lok Sabha under the 131st Amendment Bill?

Q4Application/ImpactMedium

Why did the Constitution (131st Amendment) Bill fail to pass in Parliament?

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