A complaint by a member of parliament or Minister to a local council, even when made using the trappings of office such as electorate email addresses, ministerial email, parliamentary telephone and official titles, does not constitute the exercise or purported exercise of power or authority by virtue of public office required for the tort of misfeasance in public office. The mere holding of public office does not give rise to a duty of care to a political opponent not to cause harm during an election campaign.
The full text is available to signed-in members, including the 3 later cases that cite this judgment.