·Social Security Quarterly Declaration 2026: Complete Guide for Self-Employed Workers
Deadlines, calculation of the contribution at 21.4%, +/-25% adjustment, exemptions, and common errors in the Social Security quarterly declaration in 2026.
In-depth manuals, step-by-step walkthroughs and practical checklists on tax, accounting, payroll and business management. Applied knowledge, no fluff.
·Deadlines, calculation of the contribution at 21.4%, +/-25% adjustment, exemptions, and common errors in the Social Security quarterly declaration in 2026.
·Ways to take money out (salary, dividends, per diems, car, partner loans) and the tax load of each.
·All 2026 rates, tax-loss surcharge and exceptions, with legal strategies to reduce.
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·Tax framework for each option, with numeric examples and when each model is worth it.
·All legalization steps, documents (DAV, COC, DUA), used ISV, IUC and extra costs.
·The full guide combining ISV, IUC and autonomous tax in a single total cost view.
To reduce the tax it pays, your business needs to correctly deduct its expenses. However, not everything you spend is accepted by the Tax Authority. Knowing what is deductible and...
Working for yourself almost always begins with the same step: registering activity with Finanças (the Portuguese Tax Authority). The process is free and can be done online, but...
·A relação com o contabilista é uma das mais importantes que um empresário tem. É também uma das mais subaproveitadas. Muitos empresários ficam anos com o mesmo contabilista por **inércia**, **medo da burocracia da mudança** ou simplesmente porque "tirar a empresa de lá" parece mais difícil do que ag
·Durante anos, Portugal foi visto como um paraíso fiscal para quem investia em criptoativos. Essa imagem está desatualizada desde 2023, ano em que entrou em vigor um regime fiscal específico para criptoativos no IRS. Em 2026, o regime está consolidado, a Autoridade Tributária tem cada vez mais inform
·Corporate tax drops to 19%, new VAT Group regime, accounting SAF-T postponed, and salary uplift incentives. Everything Portuguese companies need to know for 2026.
·Where you headquarter your company can mean over 25000 euros per year. 2026 guide to IRC, VAT and surcharge rates in Mainland, Azores, Madeira, Free Zone and Interior.
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