# Modelo 347 of Gipuzkoa: Declaración anual de operaciones con terceras personas

> Form 347 (Declaración anual de operaciones con terceras personas) is filed with the Hacienda Foral de Gipuzkoa (Gipuzkoa’s own tax authority). In 2026 it falls due on 2 March 2026, according to the official calendar.

- Address: https://misobligaciones.com/en/modelos/gipuzkoa/347/
- Reviewed on: 2026-09-21
- Language: en

## In a nutshell

- **Filed with:** the Hacienda Foral de Gipuzkoa (Gipuzkoa’s own tax authority)
- **For those taxed in:** Gipuzkoa
- **How often:** Annual
- **Deadlines in 2026:** One: 2 March 2026
- **Official calendar consulted on:** [21 September 2026](https://www.gipuzkoa.eus/es/web/ogasuna/calendario-fiscal)

## Who files it

*Text from the official source, in Spanish*

Personas y entidades con actividad empresarial o profesional con operaciones con otra persona o entidad por más de 3.005,06 € (IVA incluido) en el año.

## All its deadlines

Each row is a deadline from the official calendar: the last day to file. When that day falls on a Saturday, Sunday or public holiday, the calendar already moves it to the next working day.

| Period | Last day | Day |
| --- | --- | --- |
| Ejercicio 2025 | 2 March 2026 | Monday |

Every deadline of the year, month by month: [the 2026 tax calendar for Gipuzkoa](https://misobligaciones.com/en/calendario-fiscal-2026/gipuzkoa/).

## The same obligation with other tax authorities

What is declared here with form 347 goes on a different form, with different deadlines, at other tax authorities. Which one applies to you depends on where you are taxed, not on where you live.

| Tax authority | Form | What it is |
| --- | --- | --- |
| Mainland Spain and the Balearic Islands | [347](https://misobligaciones.com/en/modelos/347/) | Declaración anual de operaciones con terceras personas |
| Canary Islands | [415](https://misobligaciones.com/en/modelos/canarias/415/) | Declaración anual de operaciones con terceras personas |
| Álava | [347](https://misobligaciones.com/en/modelos/alava/347/) | Declaración anual de operaciones con terceras personas |
| Bizkaia | [347](https://misobligaciones.com/en/modelos/bizkaia/347/) | Declaración anual de operaciones con terceras personas |
| Navarre | [F50](https://misobligaciones.com/en/modelos/navarra/f50/) | Declaración anual de operaciones con terceras personas (equivalente al 347) |

## Official links

Where it is filed, its instructions and, if there is one, the file format for importing it. All on the website of the Hacienda Foral de Gipuzkoa (Gipuzkoa’s own tax authority).

| For | Official link |
| --- | --- |
| Instructions and help | [Modelo 347 (información oficial)](https://www.gipuzkoa.eus/es/web/ogasuna/impuestos/modelo/347) |
| File it | [ZergaBidea (presentación; admite fichero de otro programa)](https://zergabidea.gipuzkoa.eus/WAS/HACI/HGFZergaBideaWEB/login?locale=es_ES&modeloParam=347) |

## Frequently asked questions

### When is form 347 filed in 2026?

According to the official calendar of the Hacienda Foral de Gipuzkoa (Gipuzkoa’s own tax authority): Ejercicio 2025, by 2 March 2026.

### Who has to file form 347?

According to the Hacienda Foral de Gipuzkoa (Gipuzkoa’s own tax authority): “Personas y entidades con actividad empresarial o profesional con operaciones con otra persona o entidad por más de 3.005,06 € (IVA incluido) en el año.”

### What happens if I file form 347 late?

In Gipuzkoa surcharges and penalties are set by its own foral general tax regulation, not by the national law: check them on the website of the Hacienda Foral de Gipuzkoa (Gipuzkoa’s own tax authority) or with whoever advises you. The national rule, which gives you an idea, is in [the guide to missed deadlines](https://misobligaciones.com/en/fuera-de-plazo/).

### Does Mis Obligaciones file form 347 for me?

No. Mis Obligaciones suggests it in your calendar with the reason, takes you to its official page and reminds you a week before and the day before. The filing is done by you, or your gestoría (tax adviser’s office), on the website of the Hacienda Foral de Gipuzkoa (Gipuzkoa’s own tax authority).

> This is information copied from official sources to help you find your way, not tax advice: your case may have exceptions. Check it on the authority’s website or with whoever advises you.

## Official sources

- [2026 tax calendar for Gipuzkoa](https://www.gipuzkoa.eus/es/web/ogasuna/calendario-fiscal) — Diputación Foral de Gipuzkoa
- [2026 tax calendar for Gipuzkoa](https://www.gipuzkoa.eus/documents/2456431/2504148/2026+PosterCalendario+fiscal.pdf/724676db-45ae-412a-ae39-4af522ec3c6c?t=1766485601547) — Diputación Foral de Gipuzkoa
- [Modelo 347 (información oficial)](https://www.gipuzkoa.eus/es/web/ogasuna/impuestos/modelo/347) — Hacienda Foral de Gipuzkoa
- [ZergaBidea (presentación; admite fichero de otro programa)](https://zergabidea.gipuzkoa.eus/WAS/HACI/HGFZergaBideaWEB/login?locale=es_ES&modeloParam=347) — Hacienda Foral de Gipuzkoa