20Provision as to the amount, or manner of determining the amount, payable to an interim receiver, the trustee of a bankrupt's estate or a special manager appointed under section 198 of this Act by way of remuneration for the performance of functions in connection with or arising out of the bankruptcy of any person.
21Provision with respect to the manner in which moneys received by the trustee of a bankrupt's estate in the course of carrying out his functions as such are to be handled.
22Provision as to the fees, costs, charges and other expenses that may be treated as the expenses of a bankruptcy.
23Provision as to the fees, costs, charges and other expenses that may be incurred for any of the purposes of Chapter I of Part III of this Act or in the administration of any composition or scheme approved under that Chapter.