Entity Setup
Entity Setup Case Study: Choosing the Right Legal Vehicle Amid Brazil’s Tax Reforms
A comparative walkthrough for founders setting up an entity in Brazil post-RTC, weighing Simples Nacional, Lucro Presumido, and Lucro Real in light of IBS & CBS changes.
By NomadicTax Research Team • 6 min read • September 9, 2026
## Why Entity Choice Matters More Than Ever in 2026
The Reforma Tributária do Consumo has introduced IBS and CBS — shifting consumption taxation, document issuance standards, and compliance burdens ([gov.br](https://www.gov.br/receitafederal/pt-br/acesso-a-informacao/acoes-e-programas/programas-e-atividades/reforma-tributaria-do-consumo/orientacoes-2026?utm_source=openai)). These changes impact which entity type (Simples Nacional, Lucro Presumido, Lucro Real) is most suitable, depending on revenue, profit margins, and operational complexity.
## Basic Entity Types Briefly Explained
- **Simples Nacional**: Simplified regime for micro and small businesses (ME/EPP), unifies federal/state and municipal taxes, now explicitly integrating IBS and CBS effective January 1, 2026, with full effect and opt-in decisions required by end of September 2026 ([gov.br](https://www.gov.br/fazenda/pt-br/assuntos/noticias/2026/agosto/cgsn-atualiza-regras-do-simples-nacional-para-adequacao-a-reforma-tributaria-do-consumo?utm_source=openai)).
- **Lucro Presumido**: Presumes profit margin, good for businesses with moderate margins and less expenses; separate filings and likely lower compliance but less scope to deduct real costs.
- **Lucro Real**: Based on actual profits and costs; enables use of full input credits, but highest compliance, audit, and reporting burden.
## Case Example: Tech Startup vs Retail Store
**Scenario A – Startup Software Exporter (SaaS)**
- Low operating costs, revenues mostly from abroad.
- Under Lucro Presumido: favorable if profit margin high; but IBS/CBS may not apply on exported services (though depend on use of Brazilian infrastructure, consumption).
- Under Lucro Real: allows deduction of local expenses, input credits; but higher costs for compliance. May be worth for scale.
**Scenario B – Local Retail Store**
- Margin tight, many purchases with ICMS/IBS/CBS. Under Simples Nacional: benefit from unified rate, but must comply with document issuance requirements, no cash basis from 2027 forward ([gov.br](https://www.gov.br/fazenda/pt-br/assuntos/noticias/2026/agosto/cgsn-atualiza-regras-do-simples-nacional-para-adequacao-a-reforma-tributaria-do-consumo?utm_source=openai)).
- Under Lucro Real: ability to claim credits and deductions is greater; but reporting more complex.
## Decision Matrix: What to Consider
| Factor | Simples Nacional | Lucro Presumido | Lucro Real |
|--------|-------------------|------------------|-------------|
| Annual revenue ceiling | Up to ~R$ 4.8–5M (varies by sector) | No formal ceiling | No ceiling |
| CBS/IBS integration | Now included; mandatory compliance | Yes, but may depend on transaction types | Fully applicable |
| Recognition of revenue | Document issuance based | Same as Simples, no cash regime post-2027 | Same, but cost deductions included |
| Input credits | Limited, only under specific rules | Possibly limited | Fully applicable |
| Administrative burden / costs | Low to moderate | Moderate | High |
## Actionable Steps for Founders Setting Up Now
- **Project revenue and costs for 2026–2027**, including CBS/IBS impact, to simulate which entity gives best post-tax cash flow.
- **Register CNPJ** early and ensure systems ready for document issuance electronically with new mandatory layouts.
- **Hire a tax advisor/accountant versed in RTC**, especially with control over certificates, autorregularização, and compliance assistance programs.
- **Ensure governance and internal controls**, particularly for incentives or tax benefits exposure.
- **Plan for transitions**: if in Simples now but growth expected, build a roadmap for shifting to Lucro Presumido or Real as needed.
## Key Dates & Risks to Watch
- Deadline to opt for Simples Nacional model for CBS/IBS: **September 30, 2026** ([gov.br](https://www.gov.br/receitafederal/pt-br/acesso-a-informacao/acoes-e-programas/programas-e-atividades/reforma-tributaria-do-consumo/noticias?utm_source=openai)).
- Mandatory document issuance with new layouts for many sectors starts **October–November 2026** ([gov.br](https://www.gov.br/receitafederal/pt-br/assuntos/noticias/2026/julho/receita-federal-e-comite-gestor-do-ibs-publicam-o-cronograma-de-implementacao-dos-documentos-fiscais-eletronicos-da-reforma-tributaria-do-consumo?utm_source=openai)).
- From **January 1, 2027**, physical persons (including nomads, freelancers) who are CBS taxpayers must be registered under CNPJ and revenue recognition by document emission becomes enforced ([gov.br](https://www.gov.br/fazenda/pt-br/assuntos/noticias/2026/julho/emissao-do-cnpj-e-de-documentos-fiscais-por-pessoas-fisicas-contribuintes-da-cbs-comecara-em-1o-de-janeiro-de-2027?utm_source=openai)).
## Conclusion
The RTC era in Brazil marks a paradigm shift: consumption taxes are more structured, compliance demands are rising, and entity choice carries long-term weight. For founders and entrepreneurs, the right setup not only reduces tax burdens but safeguards the business from future compliance and accounting risks.