How much friction are we willing to accept when moving money between our closest neighbours?

Australia and New Zealand are about as economically intertwined as two sovereign nations can be. Shared institutions, aligned regulatory frameworks, deeply integrated trade and capital flows-the relationship has been built up over decades into something that functions, in almost every practical sense, like a single economic zone. Businesses operate across both markets. Capital moves fluidly. People cross back and forth as a matter of course.

And yet the infrastructure carrying the financial flows between these two countries still runs on systems built for a different era of banking. Settlement cycles that batch and delay. Correspondent banking chains that add layers of intermediation to what should be a straightforward transfer. Prefunding requirements that tie up working capital to manage uncertainty: uncertainty that, between two economies this closely aligned, largely no longer exists.

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The friction here isn't coming from the relationship, it's coming from the plumbing.

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Regulatory expectations and institutional safeguards are relatively aligned across the Tasman, and the hard work of building a trusted, well-understood financial corridor has already been done. What hasn't caught up is the speed at which value actually moves through it.

Economic activity between Australia and New Zealand is increasingly real-time. Businesses making decisions in the morning expect those decisions to move at the same pace. The idea that money should wait - queued in a batch cycle, sitting in a prefunded account somewhere in a correspondent chain - feels increasingly at odds with how the relationship actually works on the ground.

The movement of money should reflect the relationship it's supposed to serve.