The acquisition includes Ebos' first foray beyond Australasia through a 51% stake in Transmedic which will continue to be managed by the founders.
The Reserve Bank found smaller banks lasted longer in a liquidity stress test than the larger banks.
Westpac had been selling consumer credit insurance products to customers who hadn't agreed to purchase them.
The Reserve Bank is concerned opening the borders will result in more New Zealanders leaving before more foreigners arrive to ease the tight labour market.