Title | Start Date | End Date |
| Deputy Government Whip | 2013/01/28 | |
| M.P. (Oxford) | 2004/06/28 | 2006/01/22 |
| M.P. (Oxford) | 2006/01/23 | 2008/10/13 |
| M.P. (Oxford) | 2008/10/14 | 2011/05/01 |
| M.P. (Oxford) | 2011/05/02 | |
| Parliamentary Secretary to the Minister of Public Safety | 2006/02/07 | 2008/09/07 |
| Parliamentary Secretary to the Minister of Public Safety | 2008/11/07 | 2011/03/26 |