For the purposes of sections 7, 8 and 9, a relevant claim is finally disposed of—
(a) when a decision disposing of the claim is made, if there is no right of appeal against the decision,
(b) if there is a right of appeal with leave or permission against such a decision—
(i) when the time period for seeking leave or permission to appeal has expired without an application for leave or permission having been made, or
(ii) when leave or permission to appeal is refused,
(c) if leave or permission to appeal against such a decision has been granted or is not required, when the time period for making an appeal has expired without an appeal having been made, or
(d) when the claim is withdrawn or abandoned.
In subsection (1)(a), the reference to a decision disposing of the claim includes a reference to a decision made in an appeal against an earlier decision.