Part 4: Higher-risk buildings Landlord and tenant etc Section 112: Implied terms in leases and recovery of safety related costs 30H Specific performance of implied terms
This provides that the court may order a party to a lease to comply with the obligations (implied covenants in the lease) under section 30C(2) or (3).  The order can apply in relation to parts of the building not let to the leaseholder and notwithstanding any rule that would otherwise restrict the remedy.