Adopted Codes and Regulations for Septic Systems
Septic ("OWTS") regulations and guidelines
On-Site Wastewater Treatment Services (OWTS) regulation (revision effective 6-26-2026, PDF)
On-Site Wastewater Treatment Services - Regulation Revision - Effective 07-29-24 (PDF)
On-Site Wastewater Treatment Services - Setbacks, Revised 07-07-2019 (PDF)
Regulation 43 On-Site Wastewater Treatment System Regulation