R.I. Gen. Laws § 20-2-42: Trout conservation stamp fee.

Stamps shall be sold at the direction of the director for a fee of five dollars and fifty cents ($5.50). Commencing July 1, 2025, the fee for a stamp shall be six dollars ($6.00). Commencing July 1, 2028, the fee for a stamp shall be six dollars and fifty cents ($6.50). The issuing agent may retain a fee of fifty cents ($.50) for each stamp sold and shall remit the remainder of each fee to the department. The director shall establish uniform sale prices for all categories of by-products.