Section 5(2)(a) of the Landlord and Tenant (Covenants) Act 1995 (LT(C)A 1995)) provides that if: ‘…a tenant assigns the whole of the premises demised to him,... he is released from the tenant covenants of the tenancy...as from the assignment.’ LT(C)A 1995, s 24(2) addresses the position of guarantors: ‘ …[where] immediately before the release another person is bound by a covenant of the tenancy imposing any liability or penalty in the event of a failure to comply with that tenant covenant, then, as from the release of the tenant, that other person is released from the covenant... to the same extent as the tenant is released from that tenant covenant.' LT(C)A 1995, s 25 sets out what Lord Nicholls in London Diocesan Fund v Phithwa (Avonridge Property Co Ltd, Part 20 defendant) described as a ‘comprehensive anti-avoidance