Section 84. Right of occupier to execute works in default of owner

Whenever default is made by the owner of a building or land in the execution of a work required under this Act to be executed by him, the occupier of such building or land may, with the approval of the Trust, cause such work to be executed, and the expense thereof shall, in the absence of any contract to the contrary, be paid to him by the owner or the amount may be deducted out of the rent from time to time becoming due from him to such owner.