These rules and regulations implement R.I. Gen. Laws §§ 44-11-1, 44-11-2, 44-11-4.1, 44-11-14, and other sections within R.I. Gen. Laws Chapters 44-11. These sections allow taxation of net income from businesses within and partially within the state.
280 R.I. Code R. 280-RICR-20-25-8.1