There shall be charged in respect of the duties of the public trustee such fees, whether by way of percentage or otherwise, F1as the Lord Chancellor may fix..

Any expenses which might be retained or paid out of the trust property if the public trustee were a private trustee shall be so retained or paid, and the fees shall be retained or paid in the like manner as and in addition to such expenses.

Such fees shall F2. . .be applied as an appropriation in aid of moneys provided by Parliament for expenses under this Act, and so far as not so applied shall be paid into the Exchequer.

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The incidence of F4any expenses retained or paid under this section as between capital and income shall be determined by the public trustee.