(1)This section applies if the employer's business, or part of it, ceases (permanently) to be carried on and the employer makes a payment to the employee in addition to—
(a)the redundancy payment, or
(b)if an approved contractual payment is made, the amount that would have been due if a redundancy payment had been payable.
(2)If—
(a)the additional payment would not otherwise be deductible under section 1219, but
(b)that is only because the business, or the part of the business, has ceased to be carried on,
the additional payment is deductible under section 1219 as expenses of management.
(3)The deduction under this section is limited to 3 times the amount of—
(a)the redundancy payment, or
(b)if an approved contractual payment is made, the amount that would have been due if a redundancy payment had been payable.
(4)If the payment is referable to an accounting period beginning after the business or the part of the business has ceased to be carried on, it is treated as referable to the last accounting period in which the business, or the part concerned, was carried on.