(1) Section 19(1) of the Principal Act is hereby amended by the substitution for paragraph (b) of the following paragraph:
"(b) that the claimant has qualifying contributions or credited contributions in respect of not less than 39 contribution weeks in the last complete contribution year before the beginning of the benefit year which includes the day for which the benefit is claimed.".
(2) Section 30(1) of the Principal Act is hereby amended by the substitution for paragraph (b) of the following paragraph:
"(b) that the claimant has qualifying contributions or credited contributions in respect of not less than 39 contribution weeks in the last complete contribution year before the beginning of the benefit year which includes the day for which the benefit is claimed.".
(3) This section shall come into operation on such day or days as the Minister may appoint by order or orders and different days may be so appointed for different provisions of this section.