(1) In this section "neglect" has the same meaning as in section 959AD.
(2) Where for any year of assessment or accounting period an assessment is made for the purpose of recovering an undercharge to income tax or corporation tax, as the case may be, attributable to the fraud or neglect of any person, the amount of the tax undercharged shall carry interest at the rate of 2 per cent for each month or part of a month from the date or dates on which the tax undercharged for that year or accounting period, as the case may be, would have been payable if it had been included in an assessment made -
(a) in the case of income tax, before the 1st day of October in that year, and
(b) in the case of corporation tax, on the expiration of 6 months from the end of that accounting period,
to the date of payment of the tax undercharged.
(3) Subject to subsection (5), section 1080(2) shall not apply to tax carrying interest under this section.
(4) Subsections (3) to (5) of section 1080 and, in the case
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