FAQs for Septic System Evaluators Frequently asked questions for Septic System Evaluators. Septic System Evaluators Home Licensing FAQs How long does the Office of Professional Licensure and Certification retain records? Do I need a registration code to renew my license online? Will I receive a notification when my license needs to be renewed? How do I report a change of address and other personal information? Lower Body: Septic System Evaluators Home