Sebastián Dorado
May 2, 2026

Autonomo in Spain - costs, taxes, registration, and more

Autonomo in Spain - costs, taxes, registration, and more

Thinking of freelancing from Madrid, Málaga, or Mallorca? As autónomo you call the shots, invoice clients, and pay taxes straight to the government. Here's the plain-English playbook: what it is, what you need, how to sign up, what it costs, and how to keep more of what you earn.

Autónomo explained

Autónomo means self-employed sole trader. You bill under your own name, charge VAT (IVA) where required, and pay a monthly social-security quota plus quarterly taxes. No payroll department, just you and the tax forms.



What you need to set up as autónomo

Before you touch the first form, gather these six items:

Learn more about how to set up as an autónomo. Curious about part-time self-employment?


Registration checklist

  1. Get a digital certificate (certificado digital): download from FNMT, verify at a police station or online.
  2. File Modelo 036 or 037 at the Tax Agency: declare your activity code (IAE), business start date, and VAT status.
  3. Register with Social Security (RETA): within 30 days of step 2. Choose the income band that matches your expected profit.
  4. Activate direct debit (domiciliación) for your monthly quota and tax payments.
  5. Optional extras: open a dedicated business bank account, register a trade name, hire a gestoría if paperwork scares you (see prices here).

Prefer to skip the paperwork? renn can set up your autónomo online: send the documents listed above and we'll do the rest.


How much does an autónomo cost?

* Skip Modelo 130 if 70% of your invoices carry a 15% withholding.

Find the full autónomo costs here.


Autónomo social-security quotas 2026

Contributions are based on your real income. You estimate your net monthly profit and pay the quota for that band. You can change bands up to six times a year.

In your first year you pay the flat rate of 88 €/month; the discount can sometimes be extended for additional years before the income-based bands kick in.


Autónomo tax rates

IRPF is progressive. You pay more as you earn more, but only on each bracket:

More on all autónomo taxes and how to calculate IRPF trimestral. Or calculate your exact tax here.


Benefits of being autónomo



Deductions and savings

See all deductible expenses for autónomos.


Common mistakes to avoid


Autónomo vs. limited company (SL): legal key differences

See the full SL vs. autónomo comparison.


Bottom line

As autónomo you trade company payslips for independence. Gather the six-item kit, register with Hacienda and RETA, budget the 200 € to 590 € quota, and stay on top of quarterly returns. Do that, claim every deduction, and you can run a global freelance business from any Spanish café or beach.

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