A Federal Court judge has labelled a Fair Work lawsuit against the CFMEU and a number of its officers an "an abuse of process".

Justice Darryl Rangiah ruled the case, which related to the shutdown of two Brisbane construction sites in 2013, was “unjustifiably vexatious and oppressive”, because the union had previously reached a settlement with the construction company behind the projects. Fair Work filed an application seeking to impose fines in relation to…