Brazil Tax Reform: Old System vs. New IBS/CBS (2026-2033)

Quick answer: Brazil is replacing five consumption taxes (ICMS, ISS, PIS, COFINS, and IPI) with a dual VAT system: CBS (federal) and IBS (state/municipal). The transition runs from 2026 to 2033, during which both old and new systems operate simultaneously at reduced rates. For foreign businesses in Brazil, this is the biggest tax change in decades — it simplifies the system long-term but creates significant compliance complexity during the transition. Income taxes (IRPJ, CSLL) are not changing.

Comparison Table: Old System vs. New System

What Is Changing (And What Is Not)

What IS Changing: Consumption Taxes

The reform, enacted through Constitutional Amendment 132/2023 (EC 132/2023) and implementing legislation Lei Complementar 214/2025, replaces:

“This is the most significant tax change in Brazil in 30 years. For foreign businesses, the 8-year transition is the real challenge — you’re running two systems simultaneously, and your compliance costs go up before they come down. Start planning now, not in 2028.” — Zachariah Zagol, OAB/SP 351.356

Out (gradually, 2026-2033):

• PIS (Programa de Integracao Social) — federal contribution on revenue
• COFINS (Contribuicao para Financiamento da Seguridade Social) — federal contribution on revenue
• IPI (Imposto sobre Produtos Industrializados) — federal excise tax
• ICMS (Imposto sobre Circulacao de Mercadorias e Servicos) — state VAT (the most complex tax in Brazil)
• ISS (Imposto sobre Servicos) — municipal service tax

In (gradually, 2026-2033):

• CBS (Contribuicao sobre Bens e Servicos) — federal VAT
• IBS (Imposto sobre Bens e Servicos) — state/municipal VAT
• IS (Imposto Seletivo) — “sin tax” on harmful goods (tobacco, alcohol, sugary drinks, certain vehicles)

What Is NOT Changing

• IRPJ (corporate income tax) — stays at 15% + 10% surcharge
• CSLL (social contribution on net income) — stays at 9%
• IRPF (personal income tax) — stays at progressive rates up to 27.5%
• ITCMD (inheritance/donation tax) — reformed separately under LC 227/2026
• ITBI (property transfer tax) — unchanged
• IOF (financial operations tax) — unchanged
• Import duties (II) — unchanged (separate from consumption taxes)

This is critical for foreign businesses: the Lucro Presumido vs. Lucro Real decision stays the same. IRPJ and CSLL are calculated identically. What changes is the consumption tax layer — how you charge clients and how you recover credits on purchases.

The Transition Timeline

The reform doesn’t flip a switch. It runs parallel systems at varying rates over 8 years:

What this means in practice: From 2029 to 2032, your company will be calculating and paying BOTH the old ICMS/ISS system AND the new IBS system simultaneously, at gradually shifting rates. Your accounting system must handle both. Your compliance costs will increase before they decrease.

The Standard Rate: How High?

The combined CBS + IBS standard rate is estimated at approximately 26.5% — which would make Brazil’s VAT one of the highest in the world. However, this includes taxes that were previously hidden in cascading effects, so the real-world impact on consumer prices should theoretically be neutral.

Reduced Rate Categories

Certain sectors get reduced rates (60% reduction from standard rate):

• Health: Medications, medical devices, health services
• Education: Tuition, textbooks, educational materials
• Food: Basic food basket items (cesta basica) — some items fully exempt
• Public transport
• Agricultural inputs and equipment
• Cultural goods and services
• National security and defense goods

Sectors With Specific Regimes

• Financial services: Specific calculation methodology (not standard rate)
• Real estate: Reduced rate, with options for developers
• Fuels: Monophasic taxation (taxed once at refinery/import level)
• Cooperatives: Special treatment maintained

What Changes for Foreign-Owned Businesses

Service Companies

If your foreign-owned Brazilian company provides services, here’s the before/after:

Before (Current System):

• ISS: 2-5% (varies by city, service type)
• PIS: 0.65% (cumulative) or 1.65% (non-cumulative)
• COFINS: 3% (cumulative) or 7.6% (non-cumulative)
• Total consumption tax: ~5.65-13.25% depending on regime and municipality

After (Post-2033):

• CBS + IBS: ~26.5% (standard rate) on services
• BUT: full input credits on all business expenses (rent, software, equipment, professional services, etc.)
• Net effective rate depends on your input credit recovery

The impact varies dramatically by business type:

• High-value consulting with few inputs (like a law firm): Net tax likely increases. You charge 26.5% but have few credits to offset.
• IT company with significant costs (salaries, cloud hosting, equipment): Net tax may decrease thanks to broader credit base.
• Exported services: Zero-rated under both old and new systems, but credit recovery will be faster and more complete under CBS/IBS.

Commerce / Manufacturing

Before:

• ICMS: 7-18% (varies by state, product, interstate vs. intrastate)
• PIS/COFINS: 3.65% (cumulative) or 9.25% (non-cumulative with credits)
• IPI: 0-300% (varies by product)
• ICMS tax wars: States offer incentives to attract investment

After:

• CBS + IBS: ~26.5% (standard rate) with full credits
• IS (Imposto Seletivo): Additional tax on specific harmful goods
• No more state-level tax incentives post-2033
• Destination-based: tax accrues where the consumer is, not where you’re located

Key impact: Companies that currently benefit from ICMS incentives (many manufacturers in states like Goias, Minas Gerais, Bahia, or Manaus Free Zone) will lose those incentives. The reform includes a transition fund to compensate, but the economics of location-based incentive shopping will end.

Importers

Before:

• Import duty (II): unchanged
• IPI on import: being replaced
• ICMS on import: being replaced
• PIS/COFINS on import: being replaced
• Complex — different rates, different bases, partial credit recovery

After:

• Import duty (II): unchanged
• CBS on import: at standard rate
• IBS on import: at standard rate
• IS if applicable
• Full credit for CBS and IBS paid on import
• Simpler — one rate, full credits

For importers, the reform is generally positive. The current system creates cascading taxation on imports (tax on tax on tax), and credit recovery is incomplete. The new system taxes imports once at the full rate but allows full credit recovery, eliminating cascading.

Practical Implications During the Transition (2026-2033)

Compliance Costs Will Increase

During the transition, you’re running two tax systems simultaneously. Your ERP must calculate old taxes AND new taxes. Your accountant must file old returns AND new returns. Your invoices must show both tax breakdowns.

Budget for a 20-40% increase in compliance costs during 2027-2032, declining after 2033 when the old system is fully retired.

System and Software Updates

Brazilian invoice software (NF-e, NFS-e) will need updates for CBS/IBS calculation. ERP systems (SAP, TOTVS, Oracle) are already working on reform modules. Small businesses using basic accounting software will need to ensure their providers update for the new requirements.

Pricing Strategy

The shift from origin to destination taxation means your prices may need adjustment. If you currently benefit from a low-ICMS state for manufacturing, your competitive advantage on tax disappears. Products sold to consumers in high-tax states will carry the destination state’s IBS rate regardless of where they were produced.

Contract Review

Long-term contracts signed before the reform may not adequately address the tax change. If your contracts include “plus applicable taxes” clauses, you should review them to ensure the transition from ICMS/ISS/PIS/COFINS to CBS/IBS is covered. Some contracts may need renegotiation.

The Manaus Free Zone (ZFM)

The Manaus Free Zone maintains its tax incentives until 2073. This is explicitly preserved in the reform. Companies operating in the ZFM will continue to receive preferential tax treatment, though the mechanism shifts from ICMS/IPI incentives to equivalent CBS/IBS incentives.

If you’re considering manufacturing in Brazil, the ZFM remains a significant tax advantage for products sold domestically.

Frequently Asked Questions

Will the reform affect Simples Nacional?

Simples Nacional continues as a simplified regime for small businesses. Companies on Simples will pay CBS and IBS through the DAS (unified monthly payment), similar to how they currently pay PIS, COFINS, ICMS, and ISS. The rates within Simples may adjust, but the simplified format remains. Note: foreigners still cannot use Simples.

Will dividends become taxable?

The consumption tax reform (EC 132/2023) does not tax dividends. However, there are separate proposals to reintroduce dividend taxation as part of income tax reform. These are NOT part of the current reform but may come later. Currently, dividends distributed to foreign shareholders remain tax-exempt under Lei 9.249/1995.

“Foreign businesses in Brazil need to focus on the transition period, not just the end state. From 2029 to 2032, you’ll be calculating and paying both old ICMS/ISS and new IBS simultaneously. Your ERP and your accountant need to be ready — and most aren’t yet.” — Zachariah Zagol, OAB/SP 351.356

How does this affect transfer pricing?

Transfer pricing rules (Lei 14.596/2023, OECD-aligned) are separate from consumption tax reform. The CBS/IBS reform doesn’t change transfer pricing methodology. However, the new consumption tax system may affect the tax base for intercompany transactions involving goods and services — your transfer pricing documentation should account for the new tax structure.

What should I do now to prepare?

1. Map your current tax position: Understand exactly which taxes you pay, at what rates, on which transactions
2. Model the new system: Calculate your CBS/IBS burden using the estimated 26.5% rate and your input credit profile
3. Review long-term contracts: Ensure tax clauses cover the transition
4. Budget for compliance costs: Plan for higher accounting costs during 2027-2032
5. Evaluate location strategy: If you’re in a state for ICMS incentives, reconsider post-2033 economics
6. Update your ERP/software: Ensure your systems provider has a reform compliance roadmap

Will the combined rate really be 26.5%?

The exact rate will be determined by law after a calibration period (2026 test year). The 26.5% estimate comes from the government’s revenue-neutrality calculations. Some analysts predict it could be higher (up to 28%) if reduced-rate categories are broader than currently planned. The final rate may vary slightly between the CBS (federal) and IBS (state/municipal) components.

Does this affect the holding company structure for property?

Rental income taxation through holdings is primarily an income tax question (IRPJ/CSLL), not a consumption tax question. The reform replaces ISS on rental services with IBS, but the rates and credit structure for real estate have specific (reduced) treatment. The holding structure’s tax advantage primarily comes from IRPJ/CSLL optimization, which is unchanged.

What about the IS (Imposto Seletivo) — the “sin tax”?

The IS applies to products considered harmful to health or the environment: tobacco, alcoholic beverages, sugary drinks, mineral extraction, and certain vehicles. Rates will be set by specific legislation. If your business involves any of these products, budget for an additional tax layer on top of CBS/IBS.

Which System Should You Plan For?

Right now (2024-2026): Operate under the current system. No immediate changes required. Use this time to plan.

During transition (2027-2032): Run both systems. Increase compliance budget. Monitor rate calibration announcements.

Post-2033: The new system should be simpler and more predictable. Companies with significant input costs will likely benefit from the broader credit system. Pure service companies with few inputs may see higher effective rates.

The core message for foreign businesses: The reform simplifies Brazil’s notoriously complex consumption tax system. But the 8-year transition adds complexity before it removes it. Plan ahead, invest in good accounting infrastructure, and don’t make location or structure decisions based solely on the current ICMS regime — those advantages are expiring.

How ZS Can Help

Tax reform affects every aspect of your Brazilian operations — from pricing to contracts to corporate structure. At ZS Advogados, we help foreign businesses model the impact of the CBS/IBS transition, review contracts for tax clause adequacy, and adjust corporate structures to optimize under the new system. If you’re planning a new entry into Brazil or restructuring existing operations, contact us for a reform-readiness assessment.