The incident occurred in the office premises of MGNREGA at Sanvli village, under Kubheer Mandal in Nirmal district around 4.30 pm. The sarpanch went inside the office and after an argument between him and the technical assistant, who has a disability, the sarpanch allegedly poured petrol on the table and on the Technical Assistant and lit them using match sticks, as per the preliminary investigation, according to the PTI.