Tree Preservation Orders and Trees Protected in Conservation Areas Find out how, and if, trees are protected Content in this section Tree Preservation Order (TPO) A Tree Preservation Order (TPO) is a formal legislation making it an offence to cut down, uproot or prune a tree without approval from the Council. All types of trees may be protected. Is the Tree Protected by a Tree Preservation Order or a Conservation Area? Check if the tree has a Tree Preservation Order or whether it is protected by being in a Conservation Area Trees subject to planning conditions Trees may be protected by conditions attached to full planning permission