The Prime Minister says he'll look at changing their tax-exempt status.
"We are more than a third of the way through the entire reinstatement."
One councillor says it's a "ridiculous" idea and would make the Capital "a laughingstock".
An Australian emeritus bishop will come to New Zealand to interview complainants as a representative of the Pope.
One man claims to have helped three people after they left the group, who were in his words "absolutely destroyed" psychologically.
They were arrested on suspicion of spitting towards Christians in Jerusalem.
He later realised the documents contained victim names and details of alleged offending.
Most people in the Jehovah's Witnesses appear to have no idea there are child sex offenders in their midst.
"There needs to be a full investigation."