(1)If—
(a)the investor has obtained CITR in respect of the investment, and
(b)an event occurs because of which CITR attributable to the investment in respect of any accounting period falls to be withdrawn or reduced by virtue of section 243, 244, 245 or 247,
the investor must give an officer of Revenue and Customs a notice containing particulars of the event.
(2)Subject to subsection (3), a notice under subsection (1) must be given not later than the end of the period of 12 months beginning with the end of the accounting period in which the event occurred.
(3)If—
(a)the investor is required to give a notice as a result of the receipt of value by a person connected with the investor (see section 253), and
(b)the end of the period of 60 days beginning when the investor comes to know of that event is later than the final notice date under subsection (2),
the notice must be given before the end of that 60 day period.