Part IV of the Landlord and Tenant Act 1987 (LTA 1987) contains provisions relating to the variation of leases. By LTA 1987, s 35 any party to a long lease of a flat may make an application to the appropriate tribunal (being the First-tier Tribunal (Property Chamber)) for an order varying the lease in such manner as is specified in the application. However, this is not an open-ended power to allow the variation of a lease, as the grounds of the application must be that the lease fails to make satisfactory provision with respect to one or more prescribed matters, which relate in broad terms to the repair and maintenance of the building. By LTA 1987,