(1) The weekly rate of illness benefit shall be increased by the amount set out in column (3) of Part 1 of Schedule 2 for any period during which the beneficiary has a qualified adult, subject to the restriction that a beneficiary shall not be entitled for the same period to an increase of benefit under this subsection in respect of more than one person.

(2) The weekly rate of illness benefit shall be increased by the amount set out -

(a) in column (4) of Part 1 of Schedule 2 in respect of each qualified child who has not attained the age of 12 years who normally resides with the beneficiary, and

(b) in column (5) of Part 1 of Schedule 2 in respect of each qualified child who has attained the age of 12 years who normally resides with the beneficiary.