86Increase of woman’s invalidity pension (husband)
(1)Subject to section 87 below, the weekly rate of an invalidity pension payable to a woman shall be increased by the amount specified in relation to an invalidity pension in Schedule 4, Part IV, column (3) for any period during which either—
(a)the pensioner and her husband are residing together and he does not have earnings at a weekly rate in excess of the amount specified in Schedule 4, Part I, paragraph 1; or
(b)they are not residing together, he does not have earnings at a weekly rate in excess of the amount specified in relation to an invalidity pension in Schedule 4, Part IV, column (3) and she is contributing to his maintenance at a weekly rate not less than the amount so specified.
(2)Regulations may provide that—
(a)the increase of benefit under this section shall be subject to a reduction in respect of the husband’s earnings; or
(b)there shall be no increase of benefit under this section.