The deceased were identified as Babloo Paswan (25), Kanwar Pal (50) and Ashok (25). (Agencies)
The incident took place in Gali Barna area of Sadar Bazar.
"Following the incident, the North Delhi Municipal Corporation Commissioner Praveen Gupta suspended three officials from the civic body's Paharganj Zone – Executive Engineer, Assistant Engineer and a Junior Enginner with immediate effect," NDMC Public Relations Officer Yogendra Singh Mann said.
A FIR has also been lodged against the owner of the building and the contractor, Mann said.
An inquiry has been ordered in the incident, Mann added.
“Additional Commissioner (Engineering) will submit a report within next seven days. The entire construction work was unauthorized," he said.
The Delhi government, meanwhile, announced compensation of Rs 2 lakh each for those killed and Rs 50,000 for seriously injured.
All injured persons have been admitted to the Sushruta Trauma Centre at Hindu Rao Hospital and Ram Manohar Lohia Hospital.
The deceased were identified as Babloo Paswan (25), Kanwar Pal (50) and Ashok (25).