Permission to build additional structure

23. Where the landlord proposes to make any improvement in or construct any additional structure on any building which has been let to a tenant and the tenant refuses to allow the landlord to make such improvement or construct such additional structure and the Rent Tribunal on an application made to him in this behalf by the landlord is satisfied that the landlord is ready and willing to commence the work, the Rent Tribunal may permit the landlord to do such work and may make such other order as he thinks fit.