s 17 Annual subscriptions payable by members
17.—(1) Every member must pay to the Academy an annual subscription of an amount determined by the Senate which becomes due and payable on the day appointed by the Senate. (2) In fixing the amount of annual subscription, the Senate is at liberty —(a) to divide members of each category into classes; (b) to provide that different amounts are to be paid by different classes and extend over different periods; and (c) generally to regulate, and to vary from time to time, the subscriptions payable by members or different classes of members as the Senate thinks fit. (3) If any member fails to pay his or her annual subscription within 30 days of the subscription becoming due, he or she must pay interest (if any) at the rate determined by the Senate. (4) The Senate may waive the subscription payable by any member of the Academy.