| Action Date | Action Description |
|---|---|
| Dec 23, 2009 | Maintenance Certification Request |
| Dec 23, 2009 | Application Accepted |
| Dec 23, 2009 | Maintenance Certification OTC |
| Apr 15, 2010 | Correspondence Received |
| Oct 31, 2012 | Extension of Permit Request |
| Nov 20, 2012 | Extension Toll letter mailed |