This section applies where—
This section also applies where—
Any such agreement as is mentioned in subsection (1) or (2) may apportion liability in such a way that a party to the agreement is exonerated from all liability under a covenant.
In any case falling within subsection (1) or (2) the parties to the agreement may apply for the apportionment to become binding on the appropriate person in accordance with section 10.
In any such case the parties to the agreement may also apply for the apportionment to become binding on any person (other than the appropriate person) who is for the time being entitled to enforce the covenant in question; and section 10 shall apply in relation to such an application as it applies in relation to an application made with respect to the appropriate person.
For the purposes of this section a covenant is, in relation to an assignment, a "non-attributable" covenant if it does not fall to be complied with in relation to any premises comprised in the assignment.
In this section "the appropriate person" means either— depending on whether the agreement in question falls within subsection (1) or subsection (2).