The lift and shift clause is essentially a landlord’s break for redevelopment (albeit with an obligation for the landlord to grant a new lease of alternative premises). If the lease is validly contracted out the break is valid provided, of course, that the landlord complies sufficiently with the terms of the clause, including the notice provisions. The break is not void if the lease is not contracted out. However, if the tenant has protection under Part II of the Landlord and Tenant Act 1954 (LTA 1954), service of a contractual notice to exercise a break clause will (if it meets the contractual conditions) end the contractual term of the lease, but not the tenancy. The tenancy