Autónomo tax calendar by Radar Fiscal by Radar Fiscal

Calendario Contribuyente by Radar Fiscal

Track Spain tax deadlines for freelancers and self-employed directly in your Firefox browser. This Firefox add-on gives you automatic tax deadline reminders so you never miss a filing date. If you're an autónomo Spain freelancer, freelance in Spain, or self employed in Spain, Radar Fiscal is your Spain tax calendar with built-in notifications. Built by a developer and autónomo in Spain who knows the Spain tax calendar firsthand.

Your Spain tax calendar always visible

Radar Fiscal is a tax calendar for autónomos that displays all filing deadlines in a quarterly view. See at a glance when your tax deadlines in Spain are due and how many days remain.

Key Features

1. Quarterly calendar with all Spanish tax forms organized by period
2. Countdown indicator showing days remaining until each deadline
3. Personalized filters based on your tax regime and VAT situation
4. Detail panel with full information and direct link to AEAT tax authority
5. Dark and light mode with automatic system preference detection
6. Support for 9 languages including Spanish, English, German, and French
7. Add deadlines to Google Calendar with one click from the detail panel
8. Tax deadline reminders: native browser notifications 7, 3, and 1 days before each deadline plus filing window alerts

Spanish Tax Forms Included

Radar Fiscal covers all tax obligations for autónomos in Spain:

VAT (IVA - Impuesto sobre el Valor Añadido)
- Modelo 303 — Quarterly Spain VAT return
- Modelo 390 — Annual VAT summary
- Modelo 420 — Quarterly IGIC for Canary Islands
- Modelo 425 — Annual IGIC summary

Income Tax (IRPF - Impuesto sobre la Renta)
- Modelo 130 — Quarterly IRPF payment (estimación directa regime)
- Modelo 131 — Quarterly IRPF payment (módulos regime)
- Modelo 100 — Annual income tax return (Renta)

Withholdings (Retenciones)
- Modelo 111 — Withholdings on employees and professionals
- Modelo 115 — Withholdings on rental payments
- Modelo 180 — Annual summary of rental withholdings
- Modelo 190 — Annual summary of employee withholdings

Informative Declarations
- Modelo 347 — Third-party operations exceeding €3,005.06
- Modelo 349 — Intra-EU operations reporting
- Modelo 720 — Foreign assets declaration (bienes en el extranjero)
- Modelo 721 — Crypto assets abroad declaration (criptomonedas en el extranjero)

Social Security
- Cuota de autónomo — Monthly automatic social security payment

Personalized Filing Calendar

Configure Radar Fiscal based on your situation and the calendar shows only the obligations that apply to you:

• IRPF Regime: Estimación directa or Módulos
• VAT Status: With VAT, VAT Exempt, Recargo de equivalencia, or IGIC (Canary Islands)
• Have employees? — Activates withholding forms 111 and 190
• Pay rent? — Activates withholding forms 115 and 180
• Intra-EU operations? — Activates quarterly Modelo 349
• Foreign assets? — Activates forms 720 and 721

Tax Calendar for Self-Employed in Spain

Autonomo taxes Spain can be confusing, especially for expats. Whether you're becoming autonomo in Spain or already registered, Radar Fiscal simplifies tracking your Spain self employed tax obligations visually.

Each bar in the calendar represents a form with colors by category:
- Blue for VAT / Spain VAT return
- Orange for Income Tax (IRPF)
- Green for Social Security
- Purple for Withholdings
- Gray for Informative declarations

Click any obligation to open a detail panel showing:
- Full form name and filing period
- Filing deadline date
- Days remaining until due
- Detailed description of the obligation
- Direct link to the AEAT online form
- Button to add the deadline to Google Calendar
- Toggle reminders on/off with the 🔔 button in the header

How to Use Radar Fiscal

1. Click the extension icon in your browser toolbar
2. Set your filters: IRPF regime, VAT status, employees, rent
3. View the calendar with all your tax deadlines in Spain for the year
4. Click any form to see details and file directly on AEAT

The badge on the icon shows days remaining until your next deadline.

Enable notifications with the 🔔 button in the header to receive automatic reminders before each filing and payment deadline.

Built for Expats and Digital Nomads

Radar Fiscal is available in 9 languages. Whether you're self employed in Spain, a digital nomad, or an expat Spain tax filer, the extension helps you track every autonomo tax deadline. Spanish tax terms like "Modelo 303" are kept in Spanish to match AEAT. Visit radarfiscal.es for 19 detailed guides on each tax form.

Privacy

• Your tax configuration stays private on your device
• Anonymous usage analytics help us improve — no personal or tax data is collected
• Syncs settings across devices via your browser account

Spain Tax Calendar 2026 — Official Deadlines

The Spain tax calendar includes official tax deadlines from the Agencia Tributaria:

• Q1 (January-March): file April 1-20
• Q2 (April-June): file July 1-20
• Q3 (July-September): file October 1-20
• Q4 (October-December): IVA/IRPF file January 1-30, retenciones January 1-20

Annual forms have specific deadlines: the income tax return (Modelo 100) is filed between April and June.

Radar Fiscal is an informational tool. Always verify official deadlines at agenciatributaria.gob.es. Available as a Firefox add-on and Chrome extension.