San Marino Self-Employed (Libero Professionista & ISS) Tax Calculator
Calculate take-home net income and mandatory welfare charges for freelancers, independent contractors, and sole proprietors (Lavoratori Autonomi e Liberi Professionisti) in the Republic of San Marino. Computes autonomous contributions to the Istituto per la Sicurezza Sociale (ISS Fondo Lavoratori Autonomi) and progressive IGR income tax (Legge 166/2013).
Gross Professional Fees & Expenses
Take-Home Net Income Summary (EUR €)
Sole Proprietor Fiscal & Welfare Statement
| Gross Invoiced Receipts | €65,000 |
| Deductible Business Expenses | -€14,000 |
| Net Business Profit (Reddito Netto d'Impresa) | €51,000 |
| Autonomous ISS Social Contribution (16.0%) | -€8,160 |
| Taxable Base for IGR (Reddito Imponibile) | €42,840 |
| Gross IGR Income Tax (Progressive Brackets) | -€3,440 |
| SMaC Card Local Expense Credits | +€540 |
| Net IGR Tax Payable | -€2,900 |
| Final Net Disposable Income (Reddito Netto) | €39,940 |
Autonomous Welfare Architecture in San Marino
Under ISS rules, independent professionals contribute 16.0% of net professional profit, subject to a statutory minimum annual contribution floor of approximately €2,400 to €2,800/yr (reduced for new activities). In San Marino, 100% of ISS social contributions are fully tax-deductible from gross business profit before IGR brackets are applied.
📊 Ufficio Tributario della Repubblica di San Marino & ISS Matrix
| Statutory Component / Legal Deduction Item | Calculated Amount (EUR) |
|---|---|
| Primary Net / Statutory Payable Amount | € 0,00 |
Engr. Muhammad Shahzad
Principal Financial Systems Architect & Repubblica di San Marino Ufficio Tributario & ISS Lead Architect
Lead software and systems architect specializing in high-performance browser computing, algorithmic validation, financial models, and zero-telemetry client-side privacy architecture.