If a major precepting authority receives a notice under section 52F(8), 52G(2) or 52H(4) above it shall make substitute calculations in relation to the year in accordance with—
The substitute calculations shall be made so as to secure—
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Subsection (2)(b) above does not apply in a case where the amount stated in the notice exceeds that already calculated by the authority as its budget requirement for the year.
In making substitute calculations under section 44(1) or 45(3) above the authority must use any amount determined in the previous calculations for item P or T in section 44(1) above or item TP in section 45(3) above.
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For the purposes of subsection (5) above the authority may treat any amount determined in the previous calculations for item P in section 44(1) above as increased by the amount of any sum which—
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References in this section to the amount stated in the notice are, in the case of a notice under section 52F(8) above, to the amount stated under section 52F(8)(a).