Ankleshwar Additional Sessions Judge S B Christian awarded the sentence yesterday to accused Jitendra Vasava, Ranjit Vasava, Harish Vasava, Raman Vasava, Ramila Vasava and Dhaniben Vasava.
The incident took place on April 4, 2013 in Vadhewad village of Jhagadiya taluka in Bharuch district.
The victim, identified as Lilaben Vasava, was set ablaze over a dispute on construction of a washroom inside her house.
The accused initially beat her up then set her afire when she was on her way to aunt Savitaben's house in the same village.
Later a case under 302,307 and 114 of IPC was registered against all the six members of this family.