Signature Types for eCoC: Advanced and Qualified XML-Based Signatures From eID Easy

In this post, we outline the types of digital signatures and seals required for XML-based eCoCs and how eID Easy helps you meet all eIDAS and EU regulatory standards — fast and securely.

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18 Jul
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2025
# min read
eCoC EU 2026 regulation

If you're preparing to sign electronic Certificates of Conformity (eCoC) for EU vehicle registrations, you already know what’s required: A secure, identity-based digital signature or seal in for XML-based document. 

At eID Easy, we provide everything you need to stay compliant with eIDAS and EU regulations, including:

  •  Advanced Electronic Signatures (AdES)

  •  Qualified Electronic Signatures (QES)

  •  Advanced Electronic Seals (AdESeal)

  •  Qualified Electronic Seals (QESeal)

Whether your use case calls for a person-based signature (e.g. an approval engineer) or an automated organizational seal, we deliver the required level of trust, backed by Qualified Trust Service Providers (QTSPs) where needed.

All signature types are available in XAdES format, the required standard for structured XML-based eCoC documents.

Built for eCoC and EU Compliance

Our solutions are fully aligned with:

  • Regulation (EU) 2018/858

  • Implementing Regulation (EU) 2021/133

  • Implementing Regulation (EU) 2024/1061

  • eIDAS Regulation (EU) No 910/2014

Need Help With XML-based eCoC?

We’re already helping companies across Europe gear up for the 2026 deadline.

Read more

Check out our developer guide for XML-based digital signatures

Read more about the deadline

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