According to Chapter 12.05.160 Skagit County On-site Sewage Code, before any transfer of property with an on-site sewage system, an Operations and Maintenance (O/M) inspection must be completed by a certified O/M Specialist, except when:
If your client is the seller, they have a responsibility to have the septic system inspected within six months of the closing. We recommend that the inspection be done near the time an offer is made. The inspection must be done by a Skagit County Certified O/M Provider. The list of providers is available: Operations
and Maintenance Providers List . In addition The
Seller Disclosure Statement (Form 17) checklist asks When was
it last inspected and by whom?