A corporation may invest money held by it--
(a) if the corporation is a GSF agency for the purposes of Part 6 of the Government Sector Finance Act 2018 --in any way that the corporation is permitted to invest money under that Part, or
(b) if the corporation is not a GSF agency for the purposes of Part 6 of the Government Sector Finance Act 2018 --in any way authorised for the time being for the investment of trust funds and in any other way approved by the Minister with the concurrence of the Treasurer.