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Morning Edition · Sunday, October 18, 2026Published at 1:07 AM EDT · New York
US interest bill tops $1 trillion as hotter inflation revives Federal Reserve hike bets
Net interest rose more than 8% in fiscal 2026 to $1.05 trillion, and after September consumer prices rose 3.7% from a year earlier, traders nearly doubled their odds of an October rate increase.
US federal net interest costs reached $1.05 trillion in the fiscal year that ended in September, up more than 8% from $970 billion in fiscal 2025. The Japan Times called it a record and said interest costs are now growing faster than the economy, a pattern that compounds the debt over time. South Korea's Herald Corp put the full-year deficit at $1.99 trillion. On its figures, spending rose 6% to $7.4 trillion and revenue rose 3% to $5.4 trillion.
That increase comes as the Federal Reserve faces renewed pressure to raise interest rates. The consumer price index rose 3.7% in September from a year earlier, above forecasts of 3.6% and up from 3.4% in August. Core prices, which exclude food and energy, rose 2.6%. After the release, traders' implied odds of a rate hike at the Federal Open Market Committee (FOMC) meeting at the end of October rose from 22% to 41%, and the two-year Treasury yield briefly touched 4.95%.
In Frankfurt, policymakers are reading the same energy shock differently. Christine Lagarde, president of the European Central Bank (ECB), submitted a statement to the International Monetary and Financial Committee on Friday. She has argued this month that there is no clear sign that energy-driven price pressure is spreading, and that interest rates do not move in lockstep with energy prices.
Precious metals barely reacted to the rise in hike odds. Spot gold traded at $4,164.10 an ounce late Friday, down $5.70, and silver traded at $56.87, down $0.43.
Part of a tracked trend
Renewed Fed Tightening Fears Rattle Global Markets
Over the next 3-6 months stronger US data revives expectations of Fed rate hikes, driving a firmer dollar, equity selloffs in export-heavy markets, and pressure on hard assets as the IMF warns of recurring economic shocks.
What this means
A Fed rate hike now raises the government's own costs. Short-term Treasury bills reprice within months, so each increase adds to the interest bill and the deficit, and the Treasury must then sell more debt into a market that is already demanding higher yields. Holders of long-dated Treasuries, highly indebted borrowers and rate-sensitive equity sectors are exposed. Hard assets benefit if markets come to see the Fed as unwilling to keep tightening. Paul Volcker's 1979-81 tightening came when federal debt was roughly a third of economic output. Debt now [exceeds 100% of output](https://www.roic.ai/news/us-budget-deficit-nears-2-trillion-as-debt-tops-100-of-gdp-10-08-2026), so the same policy costs the Treasury far more. The market may be wrong to price October as a simple choice between a hike and a hold. The likelier outcome is that the Fed delivers at most one move and then accepts inflation above target rather than run a long hiking cycle, while the Treasury shifts issuance toward bills. That would keep gold supported and the long end of the curve under pressure for months. The read would be wrong if core inflation falls back in the October and November data, which would let the Fed hold without looking politically constrained.
What to watch
- The FOMC decision and statement at the end of October. A hike paired with language about financial conditions would show the Fed is setting a limit on how far it will tighten.
- The Treasury's next quarterly refunding announcement. A larger share of bills would show the Treasury is avoiding long-term borrowing costs instead of locking them in.
- Whether gold rises if the Fed hikes. A rise despite higher real rates would show investors pricing fiscal risk ahead of monetary tightening.
Observations to monitor, not financial advice.
Synthesized from: The Japan Times · European Central Bank
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Comments
1Oct 18, 5:07 AM
Net interest of $1.05 trillion equals about 19% of the $5.4 trillion in revenue and about 53% of the $1.99 trillion deficit, so any October hike lands on an already rate sensitive budget.