Guides
Everything about the DeCA, with the BOE in front of us
Every answer cites the article it comes from. The source is the consolidated text published in the BOE, not a second-hand interpretation.
Regulation
What is the DeCA and why is it mandatory from October 2026
The electronic administrative control document, mandatory for road freight transport in Spain from 5 October 2026. What it is and who must issue it.
7 min · updated on Sep 29, 2026
The 8 mandatory data items of the DeCA under article 6
What data the DeCA carries, letter by letter, under article 6 of Orden FOM/2861/2012. Which are always mandatory and which aren't.
8 min · updated on Sep 29, 2026
Who is liable if a DeCA data item is missing: loader or carrier
Article 7 splits DeCA responsibility between loader and carrier, data item by data item. Who answers for what, and how the loader can be exempted.
6 min · updated on Sep 29, 2026
Technical requirements of the DeCA: PDF, QR code and download URL
What the Resolución de 5 de junio de 2026 requires of the DeCA file: native PDF under 5 MB, QR code, HTTPS URL with no login, and date logging.
7 min · updated on Sep 29, 2026
Which transports are exempt from the DeCA
Article 2 exempts four types of transport from the DeCA: house removals, courier services, broken-down vehicles, and those not requiring an operating title.
5 min · updated on Sep 29, 2026
Does the DeCA need an electronic signature?
Neither Orden FOM/2861/2012 nor the Resolución de 5-6-2026 require an electronic signature for the DeCA. When it is needed, and why it makes some solutions pricier.
4 min · updated on Sep 29, 2026
How-to
DeCA mandatory from 5 October 2026: what you need to do
The control document must be issued in electronic format from 5 October 2026. Who it affects, what you need ready, and what happens if you don't have it.
6 min · updated on Sep 29, 2026
How to make an electronic DeCA: step by step and a valid template from October 2026
How to make the electronic DeCA step by step: the 8 data items, why there's no official template and a Word sheet isn't enough, and how to generate it for free with a QR code.
6 min · updated on Sep 29, 2026
How long the DeCA must be kept
Article 9 requires keeping the DeCA for at least one year, available to the Inspectorate, on any medium that keeps it intact and legible.
5 min · updated on Sep 29, 2026