This is a ‘new’ lease under the Landlord and Tenant (Covenants) Act 1995 (LT(C)A 1995). Accordingly, presumably the former tenant is liable for arrears under the terms of an authorised guarantee agreement (AGA) (in respect of which, see Practice Note: Lease covenants—liability after assignment of a lease or its reversion), and subject to the provisions of LT(C)A 1995, s 17 (which has been confirmed as not relevant to this Q&A, but in the event you do require further guidance in that regard, see Practice Note: Former tenants, guarantors and overriding leases). Discharge releases the bankrupt from all bankruptcy debts (section 281 of the Insolvency Act 1986 (IA 1986)). A bankruptcy debt includes any debt or liability