This section applies if the Welsh Ministers —
They shall determine an amount which they propose should be the notional amount calculated by the authority as its budget requirement for the year under consideration.
In making the determination they shall take into account—
They shall notify the authority in writing of—
Before the end of the period of 21 days beginning with the day it receives a notification under subsection (4) above an authority may inform the Welsh Ministers by notice in writing that, for reasons stated in the notice, it believes the notional amount stated under subsection (4)(a) above should be such as the authority states in its notice.
After the end of the period mentioned in subsection (5) above the Welsh Ministers —
A notification under subsection (6) above shall be treated as made at the beginning of the day on which the authority receives it.
In applying this Chapter at any time after a notification is made under subsection (6) above of the amount which is to be the notional amount calculated by the authority as its budget requirement for a financial year, the amount calculated by the authority as its budget requirement for that year shall be taken to be the notional amount notified.