Conveyancing Act 1919

And also that the lessee, or the sub-tenant for the time being, will at the expiration or other sooner determination of the lease sign and give such notice or notices, and allow such notice or notices of a renewal or transfer of any licence as may be required by law to be affixed to the demised premises, to be thereto affixed and remain so affixed during such time or times as shall be necessary or expedient in that behalf, and generally to do and perform all such further acts, matters, and things as shall be necessary to enable the lessor, or any person authorised by the lessor, to obtain the renewal of any licence or any new licence, or the transfer of any licence then existing and in force.