Thiruvananthapuram : Voting has begun for byelections across 29 wards in the state. Bypolls are happening in 11 districts excluding that of Kottayam, Idduki, Kannur and Kasaragod. Being contested are : 1 District Pancahayat, 5 Block Panchayat . 3 Municipalities and one Grama Panchayat. Counting will take place at respective centres during the day.