CareSuper has received authorisation from the Australian Prudential Regulation Authority (APRA) to offer a MySuper product.
Its balanced default option will become the fund's new default option from 1 July 2013.
CareSuper said it would be a very straight-forward transition for members.
It also announced this week it would launch further direct investment options to complement its ASX300 option.
Industry funds REST Industry Super, HOSTPLUS, HESTA, NESS Super, TWUSUPER, Media Super and Club Plus Super have all received authorisation for MySuper.
The two funds have announced the signing of a non-binding MOU to explore a potential merger.
The board must shift its focus from managing inflation to stimulating the economy with the trimmed mean inflation figure edging closer to the 2.5 per cent target, economists have said.
ASIC chair Joe Longo says superannuation trustees must do more to protect members from misconduct and high-risk schemes.
Super fund mergers are rising, but poor planning during successor fund transfers has left members and employers exposed to serious risks.