The Chief Inspector of Factories, Jharkhand, Awadesh Kumar Singh filed the case in the chief judicial magistrate's court following unsatisfactory reply to a show-cause notice served by him on the company's management a week after the incident.
Singh told newsmen that the case was lodged under sections 7(1) and 10 of Manufacture Storage and Import of Hazardous Chemical Rules, 1989 notified under the Act.
Under provision 10, it was a mandatory for the company to submit a detailed safety report prior to storage of gas in the gas holder, but the company did not furnish any report, he said.
Meanwhile, a three-member probe constituted by the Labour Department was investigating the reasons behind the explosion which resulted in the death of an employee and injury to ten others.