4Relaxation of the earnings rule
(1)In section 30(7) of the Insurance Act (which, as amended by section 1(1) of the [1972 c. 36.] National Insurance (Amendment) Act 1972, provides for the reduction of a retirement pension for any week where the beneficiary is under 5 years over pensionable age and his or her earnings for the preceding week exceeded £9.50) and in section 43A(2) of that Act and section 18 (3 A) of the Industrial Injuries Act (which provide for the reduction of an increase under the said section 43A or 18 of a retirement, invalidity or disablement pension for any week where the beneficiary is residing with his wife and her earnings for the preceding week exceeded £9.50), for the word " £9.50 " there shall be substituted the word " £13 ".
(2)In paragraphs (a) and (b) of the said sections 43A(2) and 18 (3A) (which provide that the reduction shall be 5p for each l0p of so much of the excess earnings as is less than £2 and 5p for each 5p of any further excess), for the word " £2 " wherever it occurs there shall be substituted the word " £4 ".