On 23/05/2013,
you requested for the version in force on 23/05/2013
incorporating all amendments published on or before 23/05/2013.
The closest version currently available is that of 30/03/1987.
Saving and other rights
11. Nothing in this Act shall affect the rights of the Government or of any bodies politic or corporate or other persons except such as are mentioned in this Act and those claiming by, from or under them.