Business tenancy A ‘business tenancy’ is defined as a tenancy regulated by the Landlord and Tenant Act 1954 (LTA 1954). LTA 1954, Pt II applies to tenancies where the property comprised in the tenancy is or includes premises which are occupied by the tenant for the purposes of a business that he or she carries on. Application The LTA 1954, s 23 provides that a tenancy is within the LTA 1954 if the whole or a part of the demised premises is occupied by the tenant for the purposes of his business or for those and other purposes. The expression 'business' includes any trade, profession or employment. It also includes any activity carried on by a body of persons, whether corporate or unincorporate. Therefore, there are three essential conditions if the protection of the Act