R.I. Gen. Laws § 28-43-5: Employer’s account — Statement of balance, credits, and charges.

(a) The director shall furnish to each employer not later than April 1 an annual statement showing the employer’s account balance together with the total credits and charges made during the experience year ending on the computation date.

(b) That statement is the director’s determination and is binding on the employer unless an appeal is duly filed within fifteen (15) days of its mailing. All appeals shall follow the provisions of § 28-43-13.