The third floor of the Lagos State Internal Revenue Service office, Ikeja was on Monday morning gutted by fire.

The office which is located at the Good Shepherd House in Alausa went up in flame at about 9. 30 am on Monday as workers at the office rushed of the building to avoid being caught up in the inferno.

Men of the Lagos State Fire Service arrived the scene to battle the fire while security operatives have condoned off the area.

The third floor houses the office of the Director of administration of the service.

The cause of the fire is presently unknown.