Key Points
— Brazil’s official inflation rate (IPCA) accelerated to 0.88% in March, up from 0.70% in February, with the 12-month rate jumping to 4.14%—above the BCB’s 3% target and approaching the 4.5% ceiling.
— Gasoline rose 4.59% (the single largest contributor), diesel surged 13.90%, and food at home jumped 1.94%—the sharpest increase since April 2022—as the Iran war drives freight and energy costs higher.
— The data complicates the Copom’s easing plans: the Selic was cut to 14.75% in March, but persistently above-target inflation may force a pause at the April 28–29 meeting.
The Iran war’s inflationary shock is now fully visible in Brazil’s consumer price data, with the March IPCA print confirming that fuel pass-through and food logistics costs are overwhelming the government’s subsidy efforts.
Brazil’s IPCA inflation accelerated to 0.88% in March 2026, IBGE reported Friday morning, up from 0.70% in February and well above the 0.56% recorded in March 2025. The 12-month trailing rate jumped from 3.81% to 4.14%, moving closer to the upper bound of the Banco Central’s 1.5%–4.5% tolerance band around its 3% target. Year-to-date, consumer prices have risen 1.92%, according to IBGE data tracked in The Rio Times’ inflation guide.
Transport and Food Account for 76% of the Increase
Two categories drove the March reading: transport rose 1.64%, contributing 0.34 percentage points to the headline index, while food and beverages climbed 1.56%, adding 0.33 points. Together they accounted for more than three-quarters of the month’s inflation. All nine product groups tracked by IBGE posted positive readings, with the remaining seven ranging from 0.02% in education to 0.65% in personal expenses.

Within transport, gasoline was the biggest single contributor to the entire IPCA, rising 4.59% and adding 0.23 percentage points on its own. Diesel surged 13.90%, reflecting the delayed pass-through of Petrobras’s pricing adjustments amid Brent crude near $100. Airfares rose 6.08%, reversing part of the seasonal decline seen in earlier months. The fuel picture is directly tied to the Strait of Hormuz disruptions that have kept oil prices elevated since late February, despite the fragile US–Iran ceasefire announced this week.
The food at home sub-category was particularly alarming: prices rose 1.94%, the fastest since April 2022. IBGE analyst Fernando Gonçalves attributed the surge to a combination of reduced supply for some products and higher freight costs driven by more expensive fuel. The cascading effect—from oil prices to diesel to trucking to supermarket shelves—is the transmission channel that the government’s fuel subsidy packages were designed to interrupt, but the March data suggests those measures have only partially succeeded.
What This Means for the Copom
The March print adds pressure on the Banco Central ahead of its April 28–29 Copom meeting. The committee cut the Selic by 25 basis points to 14.75% in March—a smaller move than some had expected—and signaled data-dependence going forward. The Focus survey already projected year-end IPCA at 4.36%, above today’s 4.14% trailing rate, suggesting the market expects further acceleration rather than relief.
The dilemma is familiar but intensified by geopolitics: supply-side shocks from the Iran war are pushing prices higher through channels—fuel, freight, food—that monetary policy cannot directly address. Raising rates would slow an economy already feeling the weight of a 14.75% Selic, while cutting further risks unanchoring inflation expectations that have now risen for 21 consecutive weeks in the Focus survey. The most likely outcome, according to market pricing, is a pause: holding the Selic at 14.75% while waiting for clarity on the ceasefire’s durability and the April IPCA reading.
For Brazil’s consumers, the immediate pain is concentrated at the gas pump and the grocery store. Gasoline and food are the two categories that hit lower-income households hardest, and the acceleration in both undermines the purchasing power gains that the government has cited as a key achievement ahead of October’s presidential election. With the Petrobras jet fuel hike still being phased through and the Hormuz strait not fully reopened, the April reading—due in early May—is unlikely to offer relief.
Related Coverage: Brazil Inflation 2026: Rates, Forecasts and What Drives IPCA • Focus Report: IPCA Jumps to 4.1%, Selic 12.25% • Previous IPCA Coverage

