The RBNZ has released its May 2026 Monetary Policy Statement, and the headline is a hold. The Official Cash Rate stays at 2.25 percent. But read past the top line, and the message is far less comfortable for anyone hoping rates are done moving. The Committee made clear today that increases are coming this year, and likely sooner than most buyers expected when they started their search.
Here’s what happened, what the RBNZ actually said, and what it means if you’re buying, selling, or coming off a fixed term.
What Did the RBNZ Decide?
The Monetary Policy Committee voted to hold the OCR at 2.25 percent, but it wasn’t a clean call. The vote split three against three, with Governor Anna Breman’s casting vote the only reason rates didn’t move today.
The reason the hold side won wasn’t that they think rates are fine where they are. All six members agreed that OCR increases are necessary this year. The debate was only about timing. The three who voted to hike argued that waiting increases the risk of inflation becoming embedded in how businesses set prices and how workers negotiate wages. One member specifically noted that moving today would also preserve the option of further tightening at the July meeting.
The driver behind all of this is the Middle East conflict, which has disrupted oil supply through the Strait of Hormuz and pushed fuel prices sharply higher. That’s feeding into costs across the economy, plastics, fertiliser, transport, and construction. The RBNZ now projects inflation to peak at 4.3 percent in September 2026 before returning toward the 2 percent midpoint in mid-2027.
It’s worth understanding what’s driving that inflation number, because it shapes the picture for mortgage borrowers. Much of the pressure isn’t from an overheating economy; it’s from administered costs. Electricity prices rose 12.5 percent year-on-year. Council rates were up 8.8 percent. These are costs households can’t control and that monetary policy can’t directly fix. The RBNZ is being forced to respond not because demand is running hot, but because sustained cost pressure risks becoming embedded in how businesses and households set prices and wages going forward. That makes the rate path harder to predict, not easier.
What Does This Mean for Mortgage Rates?
Fixed mortgage rates don’t follow the OCR directly. They’re priced off wholesale swap rates, which reflect where the market expects the OCR to go over the term being fixed. This is why rates have already been moving upward since the Middle East conflict began in late February; markets have been pricing in hike risk for months, before any OCR decision.
Since the February Monetary Policy Statement, NZ swap rates have increased by 30 to 50 basis points, with the largest moves at shorter tenors. The 2-year swap rate has risen around 50 basis points to 3.51 percent as of today. Mortgage rates for terms of 6 months to 5 years have already increased between 5 and 40 basis points since February, before today’s announcement with eyes now on inflation getting back to the 2% mid-band by the middle of 2027.
The RBNZ’s own projections show the OCR increasing gradually to around 3.3 percent over the medium term. Critically, the average yield on outstanding mortgages, currently 4.9 percent, is expected to increase to 5.3 percent within the next 12 months as borrowers refix at higher rates. For anyone with a fixed term expiring in the next six to twelve months, this is the number that matters most.
Around 55 percent of new mortgages have recently been fixed for more than one year. If that includes your mortgage, you have some runway. But if your fixed term is approaching expiry, the conversation about what to fix at, and for how long, is worth having now, not at the point of renewal.
What This Means for Buyers and Homeowners
For first home buyers currently in the market, the rate environment is still historically low compared to where things sat 18 months ago. But the direction has definitively shifted. Today’s statement confirms that the RBNZ unanimously sees OCR increases as necessary this year. The only open question is when the first one lands. July or September.
Pre-approval locks in borrowing capacity, not interest rate. The actual lending rate is confirmed at drawdown. If a pre-approval is approaching its 60-to-90-day expiry, and today’s MPS changes the numbers for a purchase under consideration, that’s worth revisiting with a mortgage adviser sooner rather than later. Drawdown into a higher rate environment is a real scenario now, not a theoretical one.
For homeowners coming off a fixed term, the case for acting rather than waiting has strengthened. Floating rates are pricing in further hikes. Fixing longer offers certainty but at rates that are already higher than six months ago. The right call depends on individual circumstances, but the window to fix at current rates is narrowing quickly.
For those still on the sidelines waiting for prices to fall further or rates to drop again: today’s statement has materially changed that outlook. The RBNZ has signalled clearly that rates are heading higher this year. The cost of waiting is no longer free.
What the Next 3 to 12 Months Look Like
The RBNZ’s own projections have house prices declining slightly through 2026, before recovering gradually from 2027 as income growth improves. Higher borrowing costs, lower real disposable incomes, and a large stock of available housing are all limiting upward price pressure. Net immigration has increased, which provides some demand support, but not enough to offset those headwinds in the near term.
Activity is likely to remain concentrated at the affordable, well-priced end of the market. First-home buyers and motivated owner-occupiers will continue to drive transactions. Investor activity is expected to stay subdued, however keep your eyes open for opportunities in the market. Properties with complications, cross-lease titles, flood zone designations, deferred maintenance will continue to sit. As rates edge higher through the rest of 2026, affordability tightens incrementally, which could slow volumes further at the upper end of the market.
Consumer confidence has fallen sharply following the Middle East conflict and is weighing on discretionary spending. That caution carries into property decisions, but it also creates a real opportunity for prepared buyers. Those who have done the pre-approval work and are moving with conviction are currently competing against a thinner field than they would in a stronger market. That advantage diminishes as urgency builds around the rate outlook.
The clearest takeaway from today’s statement is that rates staying low for longer is no longer the base case. The RBNZ has confirmed, increases are coming. How quickly depends on whether businesses start embedding higher costs into wages and prices more broadly. Either way, those waiting for a more favourable window need to weigh that against the fact that the window may already be narrowing.
What’s Next?
The next OCR decision is scheduled for 8 July 2026. Between now and then, the RBNZ will be watching Q2 CPI data closely. The June quarter print is forecast to come in at 4.2 percent, driven by direct fuel price effects. Equally important will be any signs of businesses passing higher costs through to wages and prices more broadly. That second-round effect is what the RBNZ is most focused on containing.
The central projection has the OCR at 2.5 percent by September 2026 and 2.8 percent by December 2026, reaching around 3.3 percent over the medium term, which means we could be looking at +6% interest rates sometime soon at the longer end. A 1-year fixed rate that looks reasonable today may look different in six months if wholesale rates continue their current trajectory.
If today’s announcement has raised questions about a fixed term renewal, a purchase under consideration, or what the rate outlook means for borrowing capacity, those are exactly the conversations worth having now. A short, no-obligation chat with a mortgage adviser cuts through the uncertainty faster than watching the headlines.
Get in touch at info@nextmoveproperty.co.nz to discuss your options and for a referral to a mortgage adviser.
References
1. RBNZ — May 2026 Monetary Policy Statement: https://www.rbnz.govt.nz/monetary-policy/monetary-policy-statement
2. Stats NZ — CPI March 2026 quarter: https://www.stats.govt.nz/news/annual-inflation-at-3-1-percent-in-march-2026
3. Westpac IQ — NZ CPI March 2026 First Impressions: https://www.westpaciq.com.au/economics/2026/04/first-impressions-nz-consumer-price-inflation-march-quarter-2026
4. Opes Partners — NZ Mortgage Rate Predictions 2026: https://www.opespartners.co.nz/mortgage/interest-rates/interest-rate-predictions