The bridge does not file modelo 303
The firm bridge is free. The firm sees invoices and expenses. Nobody in the app files modelo 303, modelo 130 or any other return. The BOE file is for Import on the Tax Agency site. Import is not filing.
It shows documents, it does not file
Issued invoices and saved expenses arrive through the bridge. That is what the firm reviews. There is no button in the app that files the form with the Tax Agency.
- The bridge is free.
- Invoices and expenses.
- Nobody in the app files the return.
Import on the site is not filing
The BOE file is prepared for Import on modelo 303 or 130 on the Tax Agency site. Afterwards, the firm or the client files it there. Generating or importing the file is not the filing. The outline is in modelos 303 and 130.
Common questions
Does the bridge file modelo 303?
No. The bridge shows invoices and expenses. Nobody in the app files modelo 303, 130 or any other return.
Is importing the BOE file the same as filing?
No. Import on the Tax Agency site is not filing. The firm or the client files it there.
Official sources
Informational text reviewed on 26 September 2026. It is not tax advice and does not replace the Spanish Tax Agency or your accountant. Deadlines, rates, and forms can change.