POWTS Inspector

License Information

Per Wis. Admin. Code § 305.66, a person who holds a certification issued by the Department as a certified POWTS Inspector may inspect privately owned wastewater treatment systems, POWTS, for the purpose of administering and enforcing the provisions of Wis. Admin. Code § SPS 381 to 387 as an authorized representative of the Department or a local governmental unit.

A person who inspects privately owned wastewater treatment systems as a certified POWTS Inspector shall:

  • Maintain a record of the inspections made including the dates and the findings of the inspections; 
  • Provide a copy of the inspection record to the privately owned wastewater treatment system owner or his or her agent;
  • Make available to the Department upon request his or her inspection records.

Application for License

FormDescription
3151Application for POWTS Inspector Certification
3073​Fax Payment Form

Reinstate a POWTS Inspector Certification that has been Expired more than 4 Years

  1. Complete requirements for the method you are applying under (see Form #3151 for more information).
  2. Submit an application, supporting documentation and fee:
    • Application for POWTS Inspector Certification (Form #3151)
    • See Form #3151 for total fee for the method you are applying under

Renewal Information

Requirements

Renewal Methods

Department of Safety and Professional Services

Trades Credentialing Unit
PO Box 78780
Milwaukee, WI  53293-0780


If you have questions regarding your renewal, please email DSPSCredTrades@wisconsin.gov.

When mailing your renewal, please allow up to 21 calendar days [per Wis. Admin. Code SPS 305.04 (1)] from the date your payment is processed to receive an update regarding your renewal.