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Unemployment benefit (entitlement to benefit). 
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19.—(1) Section 42 of the Principal Act is hereby amended by— 
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(a) the substitution for paragraph (d) of subsection (1) of the following paragraph: 
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“(d) other than in the case of a person engaged in casual employment, he has sustained a substantial loss of employment in any period of six consecutive days.”, 
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(b) the insertion after subsection (1) of the following subsection: 
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“(1A) The circumstances in which a person is to be regarded, for the purposes of subsection (1), as being engaged in casual employment shall be specified in regulations.”, and 
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(c) the insertion after subsection (4) of the following subsection: 
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“(4A) Notwithstanding subsection (4) (c), where in respect of any day of unemployment (referred to in this subsection as ‘the relevant day of unemployment’) which forms part of a period of interruption of employment a person has not, before the relevant day of unemployment, been entitled to unemployment benefit in respect of a day of unemployment within the period of two years prior to the relevant day of unemployment, that day shall be treated as the first day of unemployment in a separate period of interruption of employment.”. 
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(2) This section shall come into operation on such day as the Minister may appoint by order. 
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