The amount of * SA - HELP assistance to which a student is entitled for a * student services and amenities fee is the difference (if any) between:
(a) the fee; and
(b) the sum of any payments of the fee (other than a payment of SA - HELP assistance under this Part) made on or before the day on which the fee is payable.
Note: Part 5 - 1 deals generally with payments by the Commonwealth under this Act.