On 22/05/2013,
you requested for the version in force on 22/05/2013
incorporating all amendments published on or before 22/05/2013.
The closest version currently available is that of 02/01/2011.
5. Any person mentioned in section 4(1) may seize any poster, placard, bunting, paper or document or any other article or thing whatsoever in respect of which he reasonably believes an offence to have been committed under this Act or which he reasonably believes to be or to contain evidence relating to such an offence.