Protection of action taken in good faith

No suit, prosecution or other legal proceedings shall lie against the State Government or any officer of the State Government for anything which is in good faith done or intended to be done in pursuance of this Act or any rules made thereunder. If any'b/uilding or any part thereof erected before the appointed day referred to in section- 14 lies between the building line and the middle of a highway, the Highway Authority may, whenever any such building or part thereof has either entirely or in greater part, been taken down, burnt down or fallen down by notice, require such building or part thereof, to be set back to the building line or control line.