| 7868 | 931 | AP-2004-039 | 3/17/2004 | notice of application |
| 8042 | 931 | AP-2004-039 | 6/1/2004 | Granted to City Sightseeing USA Inc. |
| 8456 | 931 | AP-2004-039 | 12/6/2004 | motion to waive regulation 66 denied |
| 8499 | 931 | AP-2004-186 | 1/12/2005 | |
| 8599 | 931 | AP-2004-186 | 3/21/2005 | Granted to City Sightseeing Washington DC Inc. |
| 9881 | 931 | MP-2006-139 | 9/1/2006 | Suspended (insurance) |
| 9913 | 931 | MP-2006-139 | 9/18/2006 | Lift Suspension |
| 10353 | 931 | AP-2007-058 | 3/28/2007 | Added trade name "Open Top Sightseeing Washington" |
| 11303 | 931 | MP-2008-084 | 4/24/2008 | waiver of late annual fee/report fees denied |
| 11545 | 931 | MP-2008-197 | 9/2/2008 | Suspended (insurance) |
| 11548 | 931 | MP-2008-197 | 9/3/2008 | Lift Suspension |
| 12618 | 931 | MP-2010-093 | 11/3/2010 | Suspended (insurance) |
| 12635 | 931 | MP-2010-093 | 11/22/2010 | Lift Suspension |
| 12862 | 931 | FC-2011-002 | 5/17/2011 | deadline for filing answer extended |
| 12969 | 931 | AP-2011-102 | 8/30/2011 | temporary approval of acquisition of control denied |
| 12969 | 931 | AP-2011-101 | 8/30/2011 | acquisition of control of CSL LLC, t/a Double Decker Tours, Big Bus Tours, Big Bus DC, and Big Bus Washington DC approved |
| 12995 | 931 | FC-2011-002 | 10/3/2011 | Complaint dismissed |
| 18053 | 931 | MP-2019-018 | 3/1/2019 | Suspended (insurance) |
| 18060 | 931 | MP-2019-018 | 3/7/2019 | Lift Suspension |
| 19260 | 931 | MP-2021-022 | 3/1/2021 | Suspended (insurance) |
| 19271 | 931 | MP-2021-022 | 3/3/2021 | Lift Suspension |
| 20095 | 931 | MP-2023-006 | 3/1/2023 | Suspended (insurance) |
| 20101 | 931 | MP-2023-006 | 3/10/2023 | Lift Suspension |
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