Section 323C. At the end of each month, any amounts that are or should be in a bottler's or distributor's Deposit Transaction Fund and that are in excess of the sum of (a) income earned on amounts in said account during that month and (b) the total amount of refund values received by said bottler or distributor for non-reusable beverage containers during that month and the two preceding months shall be deemed to constitute abandoned deposit amounts. Income earned on said fund may be transferred from said fund for use as funds of the bottler or distributor.