100. (1) If any building, or anything fixed thereon, be deemed by the Paurashava to be in a ruinous state or likely to fall or in any way dangerous to any inhabitant of such building or of any neighbouring building or to any occupier thereof or to passers-by, the Paurashava may, by notice, require the owner or occupier of such building to take such action in regard to the building as may be specified in the notice, and if there is default, the Paurashava may take the necessary steps itself and the cost incurred thereon by the Paurashava shall be deemed to be a tax levied on the owner or occupier of the building under this Ordinance. (2) If a building is in a dangerous condition, or otherwise unfit for human habitation, the Paurashava may prohibit the occupation of such building till it has been suitably repaired to the satisfaction of the Paurashava.