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Registered Onsite Sewage System Installers

Onsite Sewage System Installer Registration Information

" Effective January 1, 2013, no person shall construct, install, replace, alter or repair any part of any Onsite Sewage System (OSS) in Porter County unless the person is registered with the Porter County Health Department." as per Ordinance #12-25 and passed by the Porter County Board of Commissioners on November 12, 2012.

The Onsite Sewage Installer Registration Fee is $50.00.

Please visit or mail a completed Onsite Sewage System Installer Registration Application, a copy of your IOWPA certification for EACH certified OSS Installer listed on the application, a copy of your company's Certificate of Insurance, and a check for $50.00 to our office located at Porter County Health Department, Env. Div, attn: OSSI Application, 155 Indiana Ave, Valparaiso, IN 46383.

Checks can be made payable to Porter County Health Department. For applications received by mail, the OSS Installer Registration and receipt will be mailed to the address listed on the application.

Failure to submit a completed application form, fee payment, proof of IOWPA certification, or a Certificate of Insurance will delay your Onsite Septic System Installer Registration. 


**Please Advise: At this time due to legislative changes, as of July 1, 2023, the Porter County Health Department CANNOT require onsite sewage installer registration fees.**