The man, identified as Hardev Singh of Patan village, was taken to district hospital in serious condition but later succumbed to his burn injuries, police said.
Hardev had a property dispute with his in-laws and eight persons belonging to the in-laws side allegedly poured kerosene on him and set him afire, they said.
A case of murder has been registered against eight persons including a woman and the main accused in the case was identified as Madhav Singh, police added.