(1) Where a sum of money is to be deducted under section 290A from a benefit to which that section applies that is payable to a beneficiary to which that section applies, the deduction shall not exceed 25 per cent of the weekly rate of that benefit.

(2) Where the withholding of an amount of benefit is to be made under section 290 from a benefit under that section payable to a beneficiary under that section, the deduction shall not exceed 25 per cent of the weekly rate of that benefit.

(3) Where an amount of benefit is withheld under section 290 in respect of a beneficiary referred to in that section and -

(a) that beneficiary and that benefit are, respectively, a beneficiary to whom, and a benefit to which, section 290A also applies, and

(b) that beneficiary makes an application under section 290A for a deduction from that benefit in respect of the same week,