THE LEGAL STATUS OF RSPCA INSPECTORS
The Inspectorate is NOT a public law enforcement body.
Society Inspectors are NOT officers of the Crown and have NO special legal powers.
The uniforms worn by Society Inspectors have NO legal significance whatsoever.
Society Inspectors have NO special powers to arrest offenders.
Society Inspectors have NO right to enter your home to inspect your animals or to demand that you answer any of their questions.
Society Inspectors have NO right of access to shows, fairs or markets other than as members of the public.
Society Inspectors can ONLY carry out law enforcement activities as an assistant to a police-officer and ONLY upon that officerís request.
Society Inspectors have NO power to stop, obstruct or otherwise detain any vehicle carrying animals.
source http://the-shg.org web site of the Self Help Group for Farmers, Pet Owners and Others Experiencing Difficulties with the RSPCA