Three people have been arrested in raids in Christchurch and Dunedin and will appear in court on Saturday after a Dunedin pub was robbed.
Cash was stolen from the Law Courts Hotel by a group armed with a knife at about midnight on Thursday.
A 28-year-old man and 25-year-old woman have been charged with aggravated robbery and will appear in the Dunedin District Court on Saturday.
A 47-year-old woman has also been charged with aggravated robbery and will appear in the Christchurch District Court on Saturday.
Detective Sergeant Dave Nelson says the investigation is ongoing and further charges are likely.