Commercial Rent Increases in Brazil: IGP-M and IPCA Rules

Unlike commercial markets in the West where corporate landlords have unilateral freedom to escalate rent every few months based on lease agreements, the fundamental rent control laws of Brazil apply equally to massive warehouses and tiny retail stores. Most critically, any rent adjustment must wait exactly one year before it can be applied.

Disclaimer: This guide provides general legal information for educational purposes only and does not constitute legal advice. Commercial rent revisions often require extensive professional real estate appraisals. Always consult a specialized real estate attorney in Brazil. Information last verified: March 2026.

Fixed Annual "12-Month" Rent Freezes

For the vast majority of commercial properties—ranging from corporate offices in Faria Lima to massive distribution hubs on the outskirts of São Paulo—the base monthly rental price negotiated at the signing of the contract must remain entirely frozen for 12 uninterrupted months.

Even in B2B transactions between billionaires, a corporate landlord cannot slip a clause into the lease mandating a 5% rent hike every 6 months. Any attempt to periodically escalate rent outside of the strict annual contract anniversary is considered legally invalid under Brazilian civil and economic law.

Tying Increases to Broad Inflation: IGP-M and IPCA

When the annual 12-month anniversary is reached, the rent increase cannot be an arbitrary percentage. The rent hike must be strictly tied to an official Brazilian macroeconomic index.

The two heavily utilized metrics are:

• IGP-M (General Market Price Index): Historically the dominant "rent inflation index" computed by the FGV. However, because its formula factorizes global commodity prices and the dollar exchange rate, it often results in brutal, double-digit % increases for businesses.
• IPCA (Broad National Consumer Price Index): The official government retail inflation index. In recent years, due to volatile spikes in the IGP-M, massive corporate tenants have demanded tying their leases strictly to the IPCA, which tends to reflect a more stable domestic inflation rate.

It is a core legal violation of the Brazilian economic constitution to tie base rent solely to foreign currencies like the U.S. Dollar or Euro.

"Percentual Rent" and Shopping Center Freedoms

While street front retail and large warehouses are locked into fixed base rents and annual inflation raises, Shopping Centers (Malls) enjoy sweeping liberties under Article 54 of the Tenancy Law.

Malls essentially operate as private commercial ecosystems. Shopping Center management is legally permitted to charge their tenants a hybrid rent model: A fixed "Minimum Base Rent" (which is adjusted annually by the IGP-M) plus a variable component known as the "Percentual Rent" (aluguel percentual).

This percentual rent legally entitles the landlord to a dynamic slice of the tenant's gross monthly sales. If a clothing store has a massive boom in December sales, the mall's percentual rent slice skyrockets that month.

The 3-Year Revisional Action (Ação Revisional)

Because decades can pass in commercial real estate without the lease fundamentally changing structure, the Tenancy Law created the Revisional Action.

Every 36 uninterrupted months (three years) since the last negotiated base rent or contract signing, the free market takes over. Either the corporate landlord or the commercial tenant can petition a civil judge to completely sever the rent from standard inflation metrics and artificially adjust the rent to reflect the "True Current Market Value" of the property.

• Landlord Advantage: If massive urban developments (like a new subway line) caused the area's commercial value to skyrocket over three years, the corporate landlord sues to force the tenant to accept a massive, market-rate rent hike.
• Tenant Advantage: If the neighborhood degraded entirely and the tenant is overpaying compared to equivalent nearby vacant properties, the tenant sues to force a massive deduction in rent.

These lawsuits often entail judges appointing temporary injunctions setting interim rent amounts until dueling market appraisals can be fully litigated.

Back to Brazil Landlord-Tenant Laws Overview.