(1)Where—
(a)a person who is engaged and normally engaged in remunerative work ceases to be so engaged; and
(b)he is entitled to a disability working allowance for the week in which there falls the last day on which he is so engaged; and
(c)he qualified for a disability working allowance for that week by virtue of an invalidity pension under section 40 or 41 above having been payable to him; and
(d)the first relevant day after he ceases to be engaged as mentioned in paragraph (a) above is a day on which he is incapable of work and falls not later than the end of the period of 2 years beginning with the last day for which he was entitled to such a pension,
any day since that day which fell within a week for which he was entitled to a disability working allowance shall be treated for the purposes of any claim for such a pension for a period commencing after he ceases to be engaged as mentioned in paragraph (a) above as having been a day on which he was incapable of work.
(2)Any day other than a Sunday or a day prescribed under section 57(1)(e) below is a relevant day for the purposes of this section.