Section 280-RICR-20-25-10.15 - Tax RateA. For tax year 2014, corporations pay either the Rhode Island corporate income tax or the Rhode Island franchise tax, whichever is higher.B. For tax year 2014, the corporate income tax rate is nine percent (9%); the franchise tax is equal to $2.50 per $10,000 of a corporation's authorized capital stock.C. For tax year 2015, the corporate income tax rate is seven percent (7.0%) and the franchise tax is repealed. Thus, for tax year 2015, the maximum corporate income tax rate for a combined group engaged in a unitary business is seven percent (7.0%).D. For additional information on the application of the minimum tax with respect to combined groups, please see § 10.12 of this Part.280 R.I. Code R. § 280-RICR-20-25-10.15