Section 30: Sums which are to be chargeable to revenue account.

The Authority shall, charge to revenue account in every year, all charges which are proper to be made to revenue account, and also-(a) proper provision for the redemption of Port Stock issued under section 21 of this Act and of capital raised under section 33 of this Act and for the repayment of money comprised in the advance account created under section 19 of this Act or money borrowed under section 33 or section 34 of this Act;
(b) allocations to the reserve funds established and maintained under section 31 of this Act.