R.I. Gen. Laws § 28-12-4.2: Biweekly overtime pay.

Except as otherwise provided in this chapter, no employer shall employ any employee on a biweekly basis with hours worked and hourly wages averaged over that period for longer than forty (40) hours per week unless the employee is compensated at a rate of one and one-half (1½) times the regular rate at which he or she is employed for all hours worked in excess of forty (40) hours per week.