No casualties have been reported so far in the blaze in south Delhi's Malviya Nagar.
A fire official told IANS that a call reporting the fire was received at 4.57 p.m. and nearly 30 tenders were rushed to the spot.
"There have been no reports of any casualties far," he said, adding that the reason for the fire was yet to be ascertained.
(With inputs from IANS)