537. Compensation to mesne landlord where fixed equipment provided under direction.

Where, on the application of a sub-tenant, the Tribunal1 has directed his immediate landlord2 to do work for the provision, alteration or repair of fixed equipment3 and that work constitutes a long term improvement4, the immediate landlord is entitled to claim compensation as respects that work against his superior landlord notwithstanding that the superior landlord has not consented to the carrying out of the work5. If, on the failure of the immediate landlord to comply with the direction, the sub-tenant has himself carried out the work, the compensation provisions