Delimitation Bill 2026: Key Features and Implications
UPSC / SSC current affairs note · Polity
Why in news
Three Bills introduced in Lok Sabha on April 16, 2026 aim to increase Lok Sabha seats, enable delimitation based on 2011 census, and facilitate women's reservation. This marks the first major delimitation exercise since 2008 and will reshape political representation.
Background
Lok Sabha seats were frozen based on 1971 census by 42nd Amendment (1976), extended by 84th Amendment (2001) until first census after 2026. 106th Amendment (2023) reserved one-third seats for women, linked to first census after its commencement. The 2027 census may not be ready before 2029 elections, delaying women's reservation.
Key facts
Three Bills introduced: Constitution (131st Amendment) Bill, 2026; Union Territories Laws (Amendment) Bill, 2026; Delimitation Bill, 2026.
Constitution Amendment Bill reverts to principle of seats proportional to population for states.
Maximum Lok Sabha seats increased from 550 to 850 (states: 530 to 815; UTs: 20 to 35).
Delimitation to be based on latest published census at the time of constituting Delimitation Commission, effectively 2011 census.
Women's reservation under 106th Amendment will be based on this delimitation, not linked to first census after 2023 Act.
Delimitation Commission will comprise a Chairperson (former Supreme Court judge), Chief Election Commissioner, and State Election Commissioners (for state assemblies).
Last Delimitation Commission was constituted in 2002, orders finalised in 2008.
Freeze on seats based on 1971 census was extended by 84th Amendment until first census after 2026.
106th Amendment (2023) introduced one-third reservation for women in Lok Sabha and State Assemblies.
Reference date for ongoing census is March 1, 2027.
Prelims pointers
- 42nd Constitutional Amendment (1976): froze seats based on 1971 census.
- 84th Constitutional Amendment (2001): extended freeze until first census after 2026.
- 106th Constitutional Amendment (2023): women's reservation in Lok Sabha and State Assemblies.
- 131st Constitutional Amendment Bill, 2026: enables delimitation and increases seats.
- Delimitation Commission: Chairperson (former SC judge), CEC, State ECs.
- Maximum Lok Sabha seats: 850 (states 815, UTs 35).
- Census reference date: March 1, 2027.
Mains angles
- Discuss the constitutional and political implications of delimitation based on 2011 census instead of 2027 census.
- Critically examine how the Delimitation Bill, 2026 addresses the issue of women's reservation and its timing.
- Analyse the impact of increasing Lok Sabha seats on federal balance and representation of states.