Yes the hedge rules are in - apart of the Anti-Social Behavoir act of
all things
There is a guidance note available at
http://www.odpm.gov.uk/index.asp?id=1127869
Brief summary
Only apply to hedges that are wholely or predominantly evergreens
A hedge is 2 or more evergreens grown close together!
The critical hieght is 2m
Basically the rest of it is all about dispute resolution, and how the
councils can charge to get involved
Clilfford
Bawtry, Doncaster, South Yorkshire