The DNREC Groundwater Discharges Section issues licenses for the various professions involved in designing, installing and maintaining on-site wastewater treatment and disposal systems. Licenses are granted under the state’s on-site systems regulations and with input from the On-Site Systems Advisory Board.

Class C – Designer

Class C licenses authorize the design of conventional, alternative and experimental on-site wastewater treatment and disposal systems and all pressure distribution systems.

Class D – Site Evaluator

Class D licenses authorize the performance of site evaluations.

Class E – System Contractor/Installer

Class E licenses authorize the construction and installation of wastewater treatment and disposal systems.

Class F – Liquid Waste Hauler

Class F licenses authorize the removal, transportation or disposal of the solid and liquid contents of septic tanks, cesspools, grease traps, seepage pits, holding tanks, portable toilets or other wastewater treatment or disposal facilities as specified and required under the Regulations.

Class H – System Inspector

Class H licenses authorize the inspection, investigation and data collection to make determinations regarding the operational condition of on-site wastewater treatment and disposal systems.

Class I – Construction Inspector

Class I licenses authorize the inspection of all new, replacement and repairs of small gravity on-site wastewater treatment and disposal systems, gravity on-site system component replacements and cover inspections for above grade gravity on-site wastewater treatment and disposal system.

Related Topics:  clean water, groundwater, licenses, permitting and regulation, septic system, water