| Year | Description |
| 2008 | STO Regulations – Issue 00a |
| 2009 | STO Regulations – Issue 00b |
| 2010 | STO Regulations – Issue 00c |
| 2010 | STO Regulations – Issue 00d |
| 2010 | STO Regulations – Issue 01 |
| 2011 | STO Regulations – Issue 02 |
| 2011 | STO Regulations – Issue 03 |
| 2012 | STO Regulations – Issue 04 |
| 2013 | STO Regulations – Issue 05 |
| 2014 | STO Regulations – Issue 06 |
| 2015 | STO Regulations – Issue 07 |
| 2016 | STO Regulations – Issue 08 |
| 2020 | STO Regulations – Issue 10 |
