Cap. 16 Art. 427Raising of party- wall if building has stairs leading to roof.

(1) The person in whose building there are stairs leading to the roof, is bound to raise at his own expense the party-wall to the extent of one metre and eighty centimetres above the level of the roof.

(2) The portion of the wall above the level of the roof must be of the same thickness as the party-wall below such level.

(3) Where both neighbours have stairs leading to their respective roofs, each of them may compel the other to contribute half the expense necessary for raising the height of the party-wall as aforesaid.