All species of British bat are protected under The Wildlife and Countryside Act 1981. It is illegal to disturb or kill bats.
If you think that you may have bats are you should contact:
Bat Conservation Trust – 0845 1300 22
They will offer advice and if required arrange for a person to visit the site and advise on the best course of action.
Bats may only be handled by those licensed to do so.