Flat-rate scheme (forfettario) vs Standard scheme (sole trader / professional) — tax comparison 2026
Compare the tax burden of the two legal forms with your own numbers, using each calculator below.
| Flat-rate scheme (forfettario) | Standard scheme (sole trader / professional) | |
|---|---|---|
| Description | Single substitute tax on income computed with the ATECO profitability coefficient. | Progressive income tax (IRPEF) on income = revenue − costs − deductible contributions. |
Official sources
- Agenzia delle Entrate — IRPEF, IRES, IRAP, regime forfettario
- INPS — Contributi Gestione Separata / artigiani-commercianti
- Normattiva — Testi di legge ufficiali + Legge di Bilancio