The fiscal year of this club shall extend from July 1st to June 30th. The collection of members' dues shall be divided into four (4) periods extending from July 1st to September 30th, October 1st to December 31st, January 1st to March 30th, and April 1st to June 30th. The payment of per capita dues and magazine subscriptions to RI shall be made on July 1st and January 1st of each year on the basis of the membership of the club on those dates.