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Applications & Forms

Onsite Sewage Systems (Septic)
Resource Name Short Description Date Posted Action
Notice of Onsite Sewage System & Use Affidavit Document detailing location and use of onsite sewage (septic) system 02/08/2022
Notice of Onsite Sewage System & Bedroom Affidavit Document detailing onsite sewage (septic) system and number of bedrooms in the home where on the property where the system is located 10/09/2023
Recessional Moraine Soil Notice Document ensuring compliance with state Moraine Soil Protocol 02/08/2022
Certified Onsite Sewage System Professionals Contact information for Septic Installers & Evaluators that are certified to work on septic systems in Allen County 03/11/2025
Onsite Sewage System Designers Contact information for Septic System Designers that frequently complete work in Allen County 11/26/2024
Soil Science Consultants Contact information for Septic Soil Scientists that frequently work in Allen County 11/26/2024
Onsite Wastewater Management District Operating Permit Application Application for the Allen County Onsite Wastewater Management District 12/26/2024
Instructions on Obtaining a Private Sewage Disposal System Permit Guidelines on the step-by-step process of obtaining a septic system construction permit for a new septic system in Allen County 09/20/2024
Commercial On-Site Sewage System Construction Permit Application Septic system application for construction on commercial properties in Allen County 12/26/2024
Residential On-Site Sewage System Construction Permit Application Septic system application for construction on residential properties in Allen County 12/26/2024
On-Site Sewage System Permit Packet Checklist of required documents when applying for a septic construction permit in Allen County 02/08/2022
Allen County Onsite Wastewater Management District Creation Ordinance Allen County Code - Title 17, Article 3 02/08/2022
Allen County Onsite Wastewater Management District Fees Ordinance Allen County Code - Title 17, Article 2 02/08/2022
Allen County Onsite Wastewater Management District Provider Qualifications Ordinance Allen County Code - Title 17, Article 1 02/08/2022
On-Site Sewage System Seller Disclosure Form Form notifying prospective buyers of property that the property contains an onsite sewage (septic) system 02/08/2022
Allen County Private Sewage Disposal Ordinance Allen County Code - Title 10, Article 4.5 03/31/2023 Visit URL
Commercial On Site System Pre Application for IDOH, with instructions State application form for commercial applicants 02/01/2024
Commercial On-Site Sewage Systems Rule 410 IAC 6-10.1 State rules for commercial onsite sewage (septic) systems 02/08/2022
Residential On-Site Sewage Systems Rule 410 IAC 6-8.3 State rules for residential onsite sewage (septic) systems 03/28/2024
State Department of Health Recessional Moraine Letter State letter on Recessional Moraine Soils 02/08/2022
IDEM Licensed Wastewater Haulers List List of wastewater haulers licensed by the Indiana Department of Environmental Management 01/30/2025
On-Site System Replacement Notice Information for homeowners replacing on onsite sewage (septic) system 02/08/2022
Application for Septic System Abandonment Application to abandon an existing onsite sewage (septic) system 12/26/2024
Application for 6-Month Extension of Septic Construction Permit If septic system not completed by the expiration date of the construction permit, you can apply for a 6-month extension. 03/31/2023
Allen County Onsite Wastewater Management District Operating Permit Renewal Application Application for permit renewal for existing system 12/26/2024