COSA – Certificate of Onsite Systems Approval OnSite - On-Site (Wells/Septic/Variance) Permits ROW – Right of Way Permit Application COMMBLDG – Commercial Building Permit Application COM – Commercial Trade Permit Application RESBLDG – Residential Building Permit Application RETRO – Retrofit Permit Application (This one will be used in place of Residential Trade Permit) ADMIN – Administrative Permit Application ELEV – Elevator Use Permit Application ABANDONED – Abandoned/Vacant Building Permit Application