| Action Date | Action Description | 
|---|---|
| Apr 04, 2008 | Maintenance Certification Request | 
| Apr 07, 2008 | Administrative Review for Completeness | 
| Apr 15, 2008 | Team Review for Completeness | 
| Apr 15, 2008 | Application Accepted | 
| Apr 15, 2008 | Permit Approved | 
| Jan 11, 2012 | Extension Toll letter mailed |