R.I. Gen. Laws § 2-22-15: Annual reports.

The registrant is required to submit an annual report of sales to the director. The composter shall submit payment to the director as follows:

(1) Eight cents ($.08) per ton for class 1 general use;

(2) Fifteen cents ($.15) per ton for class 2 use;

(3) Twenty cents ($.20) per ton for class 3 use; and

(4) Twenty-five cents ($.25) per ton for class 4 limited use.