Post-independence developments saw the introduction of adult franchise in municipal elections in 1962. The number of wards increased from 75 to 100. Tollygunge was merged with Kolkata in 1953. The Calcutta Municipal Corporation Act 1980, which came into effect in 1984, extended the boundaries of Kolkata by including South Suburban, Garden Reach and Jadavpur municipalities in Kolkata. With the addition of Joka to Kolkata, the number of wards rose to 144.
