(a) “Advanced treatment system” means an individual on-site wastewater treatment system that complies with Section 41-67-10.

(b) “Board” means the Mississippi State Board of Health.

(c) “Centralized wastewater treatment system” means a wastewater collection and treatment system that consists of collection sewers and a centralized treatment facility other than an individual on-site wastewater disposal system.

(d) “Certified installer” means any person who has met the requirements of Section 41-67-25.

(e) “Certified manufacturer” means any person registered with the department who holds a written certification issued by the department allowing the manufacturer to sell on-site wastewater products in the state.

(f) “Certified professional evaluator” means any person who has met the requirements of Section 41-67-37 or a licensed professional engineer.

(g) “Certified pumper” means any person registered with the department who holds a written certification issued by the department allowing the person to engage in the removal and disposal of sludge, grease and waste and who has met the requirements of Section 41-67-39.

(h) “Cluster system” means a wastewater collection and treatment system under some form of common or private ownership and management that provides treatment and dispersal/discharge of wastewater from two (2) or more homes or buildings but less than a subdivision.

(i) “Conventional system” means an individual on-site wastewater disposal system consisting of a septic tank and subsurface disposal field.

(j) “Department” means the Mississippi State Department of Health.

(k) “Decentralized wastewater treatment system” means any commercial wastewater treatment for fewer than ten (10) lots.

(l) “Effluent” means sewage, water, or other liquid, partially or completely treated or in its natural state, flowing out of a septic tank, advanced treatment system, or other treatment system or system component by the department.

(m) “Final approval” means an issuance of a document from the department stating that a determination has been made by the department that the individual on-site wastewater disposal system recommended/designed has been installed and fulfills all requirements under this chapter or any variance that has been granted by the department.

(n) “Generator” means any person whose act or process produces sewage or other material suitable for disposal in an individual on-site wastewater disposal system.

(o) “Individual on-site wastewater disposal system” means a sewage treatment and effluent disposal system that does not discharge into waters of the state, that serves only one (1) legal tract, that accepts only residential waste and similar waste streams maintained on the property of the generator, and that is designed and installed in accordance with this law and regulations of the board.

(p) “Notice of intent” means notification by an applicant to the department prior to construction and submission of all required information, which is used by the department to initiate the process to evaluate the property for the suitability of an individual on-site wastewater disposal system.

(q) “Performance-based system” means an individual on-site wastewater disposal system designed to meet standards established to designate a level of treatment of wastewater that an individual on-site wastewater disposal system must meet, including, but not limited to, biochemical oxygen demand, total suspended solids, nutrient reduction and fecal coliform.

(r) “Permit/recommendation” means that a person has filed a notice of intent with the department and the department has made a determination of the suitability of the property for the use of an individual on-site wastewater disposal system.

(s) “Person” means any individual, trust, firm, joint-stock company, public or private corporation (including a government corporation), partnership, association, state, or any agency or institution thereof, municipality, commission, political subdivision of a state or any interstate body, and includes any officer or governing or managing body of any municipality, political subdivision, or the United States or any officer or employee thereof.

(t) “Plot plan” means a property drawing reflecting property lines, site features (such as ponds, wells, etc.), dwellings and any other intended uses of the property therein including encumbrances.

(u) “Property of the generator” means land owned by or under permanent legal easement or lease to the generator.

(v) “Qualified homeowner maintenance provider” means the current owner of a specific residence where that homeowner resides and where the homeowner has met the requirements of the rules and regulations of the department to provide maintenance for his or her system.

(w) “Licensed professional engineer” means any person who has met the requirements under Section 73-13-23(1) and who has been issued a certificate of registration as a professional engineer.

(x) “Septage” means the liquid, solid, and semisolid material that results from wastewater pretreatment in a septic tank, portable toilet, or grease trap, which must be pumped, hauled, treated and disposed of properly.

(y) “Subdivision” means any tract or combination of adjacent tracts of land that is subdivided into ten (10) or more tracts, sites or parcels for the purpose of commercial or residential development.