{"slug":"income-tax-spain","name":"Spain Income Tax Calculator (2025)","category":"fortune","tags":["earning","tax","planning"],"tagline":"2025 Spain income tax: tax owed, effective rate, marginal rate, and take-home pay.","endpoint":"https://xearno.tools/api/v1/tools/income-tax-spain","page":"https://xearno.tools/t/income-tax-spain","description":"Computes Spain personal income tax for 2025 using the official progressive brackets, and explains the number the way it actually works: your marginal rate versus your effective rate, how far you are from the next bracket, and exactly what this model excludes.","inputSchema":{"type":"object","properties":{"annualIncome":{"description":"Annual income (EUR)","type":"number","minimum":0,"default":30000},"deduction":{"description":"Deductions (EUR) Allowance is built into the bracket table; add extra deductions here.","type":"number","minimum":0,"default":0}},"required":[],"additionalProperties":false},"methodology":["Cumulative progressive calculation: each slice of taxable income is taxed at its bracket's rate — 19% up to 12,450, 24% up to 20,200, 30% up to 35,200, … up to 47% at the top. Taxable income = annual income − deductions.","Basis: 2025 general scale (state reference). Bracket tables are updated when the jurisdiction publishes new rates; the tax year is stated in the tool name so you never mistake stale rates for current ones.","Scope: personal income tax only. Excluded: regional variations (rates shown are the combined state+regional reference scale), personal minimums, and social security. Real filings involve credits, reliefs, and personal circumstances this calculator deliberately does not guess at."],"usage":"POST https://xearno.tools/api/v1/tools/income-tax-spain with a JSON body matching inputSchema."}