Discover how much you can save on taxes with your business expenses. Calculate recoverable VAT, IRPF deductible expenses and the 5% hard-to-justify expenses deduction. Free, no registration required, updated for 2026.
Income minus deductible expenses (to calculate the 5% deduction)
Your IRPF bracket to calculate real savings
Enter your annual expenses in each category (VAT included)
VAT: 100% • IRPF: 100% deductible
VAT: 100% • IRPF: 100% deductible
VAT: 100% • IRPF: 100% deductible
50% mixed use (100% if exclusive professional line)
VAT: 30% • IRPF: 30% of business %
VAT: 100% • IRPF: 100% deductible
VAT: 50% • IRPF: 50% (mixed use)
VAT: NOT deductible (passenger cars) • IRPF: 50% (mixed use)
VAT: 100% • IRPF: 100% deductible
No VAT • IRPF: 100% deductible
VAT: 0% (not deductible) • IRPF: 100%
No VAT • IRPF: 100% deductible
Your estimated tax savings
Calculate how much you save on taxes with your business expenses in 4 simple steps:
Enter your income minus expenses to calculate the 5% deduction
Choose your IRPF bracket to calculate real savings
Add the amounts for each expense type (VAT included)
See how much you save on VAT and IRPF with each expense
Understanding these concepts will help you maximize your tax deductions:
VAT you pay on business expenses that can be recovered on Form 303. Only deductible if you have a complete invoice.
Expenses that reduce your IRPF tax base. They must be necessary for your activity and properly documented.
Automatic 5% deduction on net income, capped at €2,000/year. Only applies in simplified direct estimation regime.
Some expenses (phone, vehicle, utilities) only allow deducting the professional use percentage, typically 50% if mixed use.