(a) As used in this part, unless the context otherwise requires:

(1) “Board” means the underground storage tanks and solid waste disposal control board as established by § 68-211-111;

(2) “Commissioner” means the commissioner of environment and conservation or the commissioner's authorized representative;

(3) “Department” means the department of environment and conservation;

(4) “Large quantity generator” means a generator which generates two and two-tenths pounds (2.2 lbs.) of acute hazardous waste, or two thousand two hundred pounds (2,200 lbs.) or more of hazardous waste in any one (1) month;

(5) “Small quantity generator” means any generator which generates between two hundred twenty (220) and two thousand two hundred pounds (2,200 lbs.) of hazardous waste in any one (1) month;

(6) “Source reduction” or “waste reduction” means the reduction or elimination of waste at the source, usually within a process, including process modifications, feedstock substitutions, improvements in feedstock purity, housekeeping and management practices, increases in the efficiency of machinery and on-site, closed-loop recycling, or any action that reduces the amount and toxicity of the waste exiting the production process; and

(7) “Waste,” “hazardous waste” or “acute hazardous waste” means any hazardous waste as defined in part 1 of this chapter, and the regulations promulgated pursuant thereto, and for which the generator is required to notify the department pursuant to such regulations. However, for the purpose of this part only, these terms do not include such wastes which result from the clean up of contaminated sites or spills of hazardous material.

(b) All other terms used in this part shall be defined as such terms are defined in part 1 of this chapter or in regulations promulgated pursuant to that part.