Delimitation is the process of redrawing constituency boundaries based on population changes, and India is expected to undertake this process after the new Census. Home Minister Amit Shah assured that no parliamentary seats will be lost to Southern states in the upcoming delimitation. The process, which has occurred multiple times since India’s independence, is critical for ensuring fair representation based on population shifts.

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• Home Minister Amit Shah clarified that no parliamentary seats will be lost by southern states in delimitation.
• Tamil Nadu CM M K Stalin raised concerns about the potential impact of delimitation on Southern states.
• Delimitation is set to happen after the delayed 2021 Census, initially expected by 2026.
• Delimitation has been conducted four times in India: 1952, 1963, 1973, and 2002.
• Article 82 of the Constitution mandates the redistribution of Lok Sabha seats after every Census based on population changes.
• The main goal of delimitation is to ensure equal representation by adjusting the number of seats based on population and to adhere to the principle of ‘One Vote One Value’.
• Delimitation involves the formation of a Delimitation Commission, which is independent and appointed by the President.
• The Commission’s final report is binding and cannot be questioned in court as per Article 329A of the Constitution.
• Amendments in Articles 81, 82, 170, and 330 are required for the implementation of delimitation processes.
• Southern states argue they shouldn’t be penalized for successful population control measures compared to northern states.
• The 42nd Amendment in 1976 froze the number of Lok Sabha seats for 25 years, and the 84th Amendment in 2002 further extended the freeze until 2031.
• The most recent challenge to delimitation was reviewed by the Supreme Court, which ruled that constitutional courts can review delimitation commission orders in cases of manifest arbitrariness.