R.I. Gen. Laws § 23-23-23: Temporary pay reductions prohibited.

No owner or operator of any source which uses a supplemental or intermittent air pollution control system or device for the purpose of meeting the requirements of an order entered by the director pursuant to § 23-23-8 or 23-23-15 of this chapter, shall, temporarily, reduce the pay of any employee by reason of the use of that supplemental or intermittent or other dispersion dependent air pollution control system or device.