Government of Kerala
| Notification No. | Date |
| C4 – 21437/2000 | 04.10.2000 |
| C4 – 21437/2000 | 27.03.2001 |
| C4 – 21437/2000 | 18.06.2001 |
| C4 – 21437/2000 | 12.07.2001 |
| EFL – 1-134/2006 | 02.05.2006 |
| EFL – 12-224/2006 | 14.08.2006 |
| EFL – 12-224/2006 | 04.04.2007 |
| EFL – 12-224/2006 | 03.06.2008 |
| EFL – 10-93/2011 | 21.01.2011 |
| EFL – 10-3220/2010 | 22.01.2011 |
| EFL – 10-265/2011 | 05.03.2011 |
| EFL – 10-266/2011 | 05.03.2011 |
| EFL – 10-358/2014 | 30.08.2014 |