--- title: "In Practice — Accounting and Law | VMAHUB" description: "Practical content on accounting, business law, holdings, tax planning and management. Updated weekly by VMAHUB." canonical: "https://vmahub.com/en/napratica" language: "en" source: "VMAHUB" --- VMAHUB editorial hub # In Practice: technical clarity for business decisions Objective content on accounting, business law, holdings, tax planning and management — for those who need to understand quickly, compare scenarios and know when to go deeper with a specialist. [See articles](#articles) [Discuss my case](https://wa.me/5511915685570?text=Hello%2C%20I%20need%20guidance%20on%20accounting%2C%20legal%20and%20management%20insights%20for%20companies.%20I%27d%20like%20to%20understand%20the%20best%20path%20for%20me%20or%20my%20company.) How to use /napratica - Understand the scenario, risk and impact before acting. - Compare company types, regimes and routines without technical noise. - Know when reading is enough and when the decision requires assisted execution. **55** published articles **4** main tracks **Weekly** editorial cadence [Open a company 13 articles](#abrir-empresa)[Switch accountant & accounting 17 articles](#trocar-contador)[Incorporated & independent professionals 10 articles](#pj-profissionais-liberais)[Editorial and fundamentals 15 articles](#editorial-e-fundamentos) Knowledge hub ## Latest articles . 55 published articles. Content curated by the VMAHUB team and reviewed to a technical standard before publication, with weekly updates focused on practical usefulness. ## Open a company CNPJ, CNAE, tax regime and incorporation timelines. 13 articles [ ![Cover image: Operating permit: when it's required and how to request it](https://vmahub.com/assets/img/posts/napratica/alvara-de-funcionamento.webp) ](https://vmahub.com/en/napratica/alvara-de-funcionamento) Company Formation ### Operating permit: when it's required and how to request it An operating permit is the license that authorizes companies to operate at an address. Understand when it's required and how to request it. May 22, 2026 · Vivian Sampaio [Read article](https://vmahub.com/en/napratica/alvara-de-funcionamento) [ ![Cover image: CNPJ: what it is and why your company needs it](https://vmahub.com/assets/img/posts/napratica/cnpj-o-que-e.webp) ](https://vmahub.com/en/napratica/cnpj-o-que-e) Company Formation ### CNPJ: what it is and why your company needs it The CNPJ is the National Registry of Legal Entities (company tax ID). Understand what it is, what it's for and why your company needs it to operate legally in Brazil. May 22, 2026 · Vivian Sampaio [Read article](https://vmahub.com/en/napratica/cnpj-o-que-e) [ ![Cover image: How to open a company through Simplifica: complete step by step](https://vmahub.com/assets/img/posts/napratica/como-abrir-empresa-pelo-simplifica.webp) ](https://vmahub.com/en/napratica/como-abrir-empresa-pelo-simplifica) Company Formation ### How to open a company through Simplifica: complete step by step Learn step by step how to open a company through Simplifica: register, validate the activity, and issue the CNPJ and operating permit all in one place. May 22, 2026 · Vivian Sampaio [Read article](https://vmahub.com/en/napratica/como-abrir-empresa-pelo-simplifica) [ ![Cover image: CNAE: how to choose the right code for your company](https://vmahub.com/assets/img/posts/napratica/como-escolher-cnae.webp) ](https://vmahub.com/en/napratica/como-escolher-cnae) Company Formation ### CNAE: how to choose the right code for your company The CNAE affects taxation and licensing. Learn how to choose the right code and avoid paying too much tax due to a mistaken CNAE. May 22, 2026 · Vivian Sampaio [Read article](https://vmahub.com/en/napratica/como-escolher-cnae) [ ![Cover image: How much it costs to open a company in 2026: from MEI to Business](https://vmahub.com/assets/img/posts/napratica/custo-abrir-empresa-2026.webp) ](https://vmahub.com/en/napratica/custo-abrir-empresa-2026) Company Formation ### How much it costs to open a company in 2026: from MEI to Business How much does it cost to open a company in 2026? From MEI to Business: registration, accountant, permit and maintenance costs expected this year. May 22, 2026 · Vivian Sampaio [Read article](https://vmahub.com/en/napratica/custo-abrir-empresa-2026) ## Switch accountant & accounting Firm transition, accounting routine and operational review. 17 articles [ ![Silhouette of Belo Horizonte and Serra do Curral — VMAHUB 360° Advisory](https://vmahub.com/assets/img/posts/napratica/contador-para-empresas-belo-horizonte.webp) ](https://vmahub.com/en/napratica/contador-para-empresas-belo-horizonte) Accounting ### Accountant for companies in Belo Horizonte and the San Pedro Valley ecosystem Advisory accounting for companies in Belo Horizonte and the Minas Gerais technology ecosystem. Remote service. Talk to VMAHUB. Jun 12, 2026 · Vivian Sampaio [Read article](https://vmahub.com/en/napratica/contador-para-empresas-belo-horizonte) [ ![Campinas cityscape at dusk — VMAHUB 360° Advisory](https://vmahub.com/assets/img/posts/napratica/contador-para-empresas-campinas.webp) ](https://vmahub.com/en/napratica/contador-para-empresas-campinas) Accounting ### Accountant for companies in Campinas and the technology metropolitan region Advisory accounting for companies in Campinas: technology, telecom and importing via Viracopos. Remote service. Talk to VMAHUB. Jun 12, 2026 · Vivian Sampaio [Read article](https://vmahub.com/en/napratica/contador-para-empresas-campinas) [ ![Curitiba urban panorama at dusk — VMAHUB 360° Advisory](https://vmahub.com/assets/img/posts/napratica/contador-para-empresas-curitiba.webp) ](https://vmahub.com/en/napratica/contador-para-empresas-curitiba) Accounting ### Accountant for companies in Curitiba: industry, technology and services Advisory accounting for companies in Curitiba: industry, technology and services. Remote, nationwide service. Talk to VMAHUB. Jun 12, 2026 · Vivian Sampaio [Read article](https://vmahub.com/en/napratica/contador-para-empresas-curitiba) [ ![Porto Alegre and Guaíba skyline at dusk — VMAHUB 360° Advisory](https://vmahub.com/assets/img/posts/napratica/contador-para-empresas-porto-alegre.webp) ](https://vmahub.com/en/napratica/contador-para-empresas-porto-alegre) Accounting ### Accountant for companies in Porto Alegre: innovation and agribusiness Advisory accounting for companies in Porto Alegre: innovation, agribusiness and services. Remote service. Talk to VMAHUB. Jun 12, 2026 · Vivian Sampaio [Read article](https://vmahub.com/en/napratica/contador-para-empresas-porto-alegre) [ ![Rio de Janeiro skyline at dusk — VMAHUB 360° Advisory](https://vmahub.com/assets/img/posts/napratica/contador-para-empresas-rio-de-janeiro.webp) ](https://vmahub.com/en/napratica/contador-para-empresas-rio-de-janeiro) Accounting ### Accountant for companies in Rio de Janeiro: from oil and gas to the creative economy Advisory accounting for companies in Rio de Janeiro: oil and gas, creative economy and services. Remote service. Talk to VMAHUB. Jun 12, 2026 · Vivian Sampaio [Read article](https://vmahub.com/en/napratica/contador-para-empresas-rio-de-janeiro) ## Incorporated & independent professionals Doctors, consultants and other professionals assessing structure and tax burden. 10 articles [ ![Cover image: How to open a company as an independent professional in 2026](https://vmahub.com/assets/img/posts/napratica/abrir-empresa-profissional-liberal.webp) ](https://vmahub.com/en/napratica/abrir-empresa-profissional-liberal) Incorporated Professionals ### How to open a company as an independent professional in 2026 Learn step by step how to open a company as an independent professional in 2026. Documents, regimes, costs and tips to get the CNPJ right. May 22, 2026 · Vivian Sampaio [Read article](https://vmahub.com/en/napratica/abrir-empresa-profissional-liberal) [ ![Cover image: Lawyer as a company (PJ): how taxation works in 2026](https://vmahub.com/assets/img/posts/napratica/advogado-pj-tributacao.webp) ](https://vmahub.com/en/napratica/advogado-pj-tributacao) Incorporated Professionals ### Lawyer as a company (PJ): how taxation works in 2026 Lawyer as a company (PJ): understand how taxation works in 2026. Simples Nacional, Lucro Presumido and strategies to pay less tax legally. May 22, 2026 · Vivian Sampaio [Read article](https://vmahub.com/en/napratica/advogado-pj-tributacao) [ ![Cover image: How an independent professional legally pays less tax](https://vmahub.com/assets/img/posts/napratica/como-profissional-liberal-paga-menos-imposto.webp) ](https://vmahub.com/en/napratica/como-profissional-liberal-paga-menos-imposto) Incorporated Professionals ### How an independent professional legally pays less tax How does an independent professional legally pay less tax? Discover tax-planning strategies that save thousands per year. May 22, 2026 · Vivian Sampaio [Read article](https://vmahub.com/en/napratica/como-profissional-liberal-paga-menos-imposto) [ ![Cover image: Expense deductions in income tax for independent professionals](https://vmahub.com/assets/img/posts/napratica/deducoes-ir-profissional-liberal.webp) ](https://vmahub.com/en/napratica/deducoes-ir-profissional-liberal) Incorporated Professionals ### Expense deductions in income tax for independent professionals Which expenses can an independent professional deduct in income tax? A complete guide with allowed deductions and how to document them. May 22, 2026 · Vivian Sampaio [Read article](https://vmahub.com/en/napratica/deducoes-ir-profissional-liberal) [ ![Cover image: Can a dentist open a clinic as a company (PJ)? Understand the rules](https://vmahub.com/assets/img/posts/napratica/dentista-abrir-clinica-pj.webp) ](https://vmahub.com/en/napratica/dentista-abrir-clinica-pj) Incorporated Professionals ### Can a dentist open a clinic as a company (PJ)? Understand the rules Can a dentist open a clinic as a company (PJ)? Understand the rules, tax regimes, costs and the step by step to formalize your activity in 2026. May 22, 2026 · Vivian Sampaio [Read article](https://vmahub.com/en/napratica/dentista-abrir-clinica-pj) ## Editorial and fundamentals Planning, cash flow, regulatory context and the company's recurring decisions. 15 articles [ ![Cover image: How to reduce taxes in a small business (4 real levers)](https://vmahub.com/assets/img/posts/napratica/como-reduzir-impostos-pequena-empresa.webp) ](https://vmahub.com/en/napratica/como-reduzir-impostos-pequena-empresa) Tax ### How to reduce taxes in a small business (4 real levers) It's not just about choosing the regime. See the 4 levers that reduce tax in a small business, including the 3 that almost no one tackles. May 26, 2026 · VMAHUB team [Read article](https://vmahub.com/en/napratica/como-reduzir-impostos-pequena-empresa) [ ![Cover image: What a Family Holding Company Is and Why Successful Entrepreneurs Use It](https://vmahub.com/assets/img/posts/napratica/o-que-e-holding-familiar.webp) ](https://vmahub.com/en/napratica/o-que-e-holding-familiar) Tax ### What a Family Holding Company Is and Why Successful Entrepreneurs Use It A family holding company isn't just for billionaires. Understand what it is, what it really does and when it does — or doesn't — make sense for your family. May 23, 2026 · Vivian Sampaio [Read article](https://vmahub.com/en/napratica/o-que-e-holding-familiar) [ ![Cover image: Tax Planning: How to Reduce the Tax Burden Safely](https://vmahub.com/assets/img/posts/napratica/planejamento-tributario-reduzir-carga-fiscal.webp) ](https://vmahub.com/en/napratica/planejamento-tributario-reduzir-carga-fiscal) Tax ### Tax Planning: How to Reduce the Tax Burden Safely Legal tax planning to reduce the tax burden. See the three levers that best preserve cash safely. May 19, 2026 · Vivian Sampaio [Read article](https://vmahub.com/en/napratica/planejamento-tributario-reduzir-carga-fiscal) [ ![Cover image: Welcome to /napratica: advisory content, no legalese](https://vmahub.com/assets/img/posts/napratica/bem-vindo-ao-na-pratica.webp) ](https://vmahub.com/en/napratica/bem-vindo-ao-na-pratica) Editorial ### Welcome to /napratica: advisory content, no legalese /napratica is VMAHUB's content hub: accounting, taxation and management explained without legalese, for entrepreneurs who need to decide and act. May 18, 2026 · Vivian Sampaio [Read article](https://vmahub.com/en/napratica/bem-vindo-ao-na-pratica) [ ![Cover image: ERP and accountant: how to integrate management and accounting](https://vmahub.com/assets/img/posts/napratica/10-erp-e-contador-como-integrar.webp) ](https://vmahub.com/en/napratica/10-erp-e-contador-como-integrar) Financial Management ### ERP and accountant: how to integrate management and accounting Why connecting your management system to accounting reduces errors, speeds up closings and improves the company's decisions. May 16, 2026 · VMAHUB team [Read article](https://vmahub.com/en/napratica/10-erp-e-contador-como-integrar) How VMAHUB uses this hub ## Knowledge to guide. Consulting to execute . /napratica exists for business owners, partners, incorporated professionals, and managers who need to turn technical topics into practical decisions. The editorial standard is simple: explain with context, show real operational impact, and make clear when reading is enough or when the subject requires diagnosis with a technical owner. The recurring tracks cover business formation, regime review, changing accountants, structure for incorporated professionals, financial management, contracts, and holdings. For deeper analyses on tax reform, CBS, IBS, Split Payment, and the 2026-2033 schedule, the place is the [VMAHUB Blog](https://vmahub.com/en/blog). - Company formation, CNAE and classification. - Accounting, firm switching and operational routine. - Incorporated professionals (PJ), pró-labore and tax burden. - Cash flow, planning and managerial review of the business. - Contracts, corporate matters, holdings and asset protection. Firm authority — ### \[Meet Vivian Sampaio and the VMAHUB team\](https://vmahub.com/en/quem-somos) Understand who leads the firm, how VMAHUB integrates accounting, tax and legal, and why this view matters in sensitive business, asset and compliance topics. Tax strategy — ### \[Tax strategy to reduce the burden safely\](https://vmahub.com/en/servicos/estrategia-tributaria) When the discussion moves from concept into cash flow, margin and risk, this front structures tax planning, review and decisions without improvisation. Advisory accounting — ### \[Advisory accounting for companies and incorporated professionals\](https://vmahub.com/en/servicos/contabilidade-consultiva) For those who need to turn closing, indicators and the accounting routine into a reliable management base, the institutional page shows how the firm delivers this work day to day. Business law — ### \[Legal support for contracts, corporate matters and operations\](https://vmahub.com/en/servicos/direito-de-negocios) Contracts, corporate structure, asset protection and operational decisions require legal support connected to the accounting and tax work, not an isolated opinion at the end. Next Step ## Ready to transform your strategy ? The team reviews the context you send and replies through the channel best suited to your case. **WhatsApp** [+55 11 91568-5570](https://wa.me/5511915685570?text=Hello%2C%20I%27d%20like%20to%20talk%20to%20a%20VMAHUB%20specialist.) **Email** [contato@vmacompliance.com.br](mailto:contato@vmacompliance.com.br) **Address** R. Alexandre Dumas, 1562 — Chácara Sto. Antônio · São Paulo / SP **Hours** Mon — Fri 09:00 — 18:00