The Principal Act is hereby amended -
(a) in Chapter 6 of Part 4 by the insertion of the following section after section 88:
"Double deduction in respect of certain emoluments.
(1) In this section -
'chargeable period' has the same meaning as in section 321(2);
'emoluments', 'employment', 'employment scheme', 'qualifying employment', and 'qualifying individual' have the same meanings, respectively, as in section 472A;
'qualifying period', in relation to a qualifying employment, means the period of 36 months beginning on the date when that employment commences.
(a) Where in the computation of the amount of the profits or gains of a trade or profession for a chargeable period, a person is, apart from this section, entitled to a deduction (in this subsection referred to as 'the first-mentioned deduction') on account of -
(i) emoluments payable to a qualifying individual in respect of a qualifying employment, and
(ii) the employer's contribution to the Social Insurance Fund payabl
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