Power of the Authority to provide amenity or carry out development at the cost of owner in the event of his default and to levy cess in

(1) If the Authority is satisfied that any amenity has not been provided but which ought to be provided or that any development of the land for which permission, approval or sanction had been obtained under this Act or under any law in force before the commencement of this Act has not been carried out, it may after affording the owner of the land or the person providing or responsible for providing the amenity a reasonable opportunity to show cause, by order require him to provide the amenity or carry out the development within such time as may be specified in the order. (2) If any amenity is not provided or any such development is not carried out