“Master water-filtration/treatment-system installer,” as used in this chapter, means a person who has performed in the capacity of a journeyperson water-filtration/treatment-system installer as defined in § 5-20-3.3 for not less than one year.
“Master water-filtration/treatment-system installer” defined
R.I. Gen. Laws § 5-20-3.2., under Chapter 5-20 Plumbers, Irrigators, and Water System Installers.
R.I. Gen. Laws § 5-20-3.2.