Thanks, wasn't aware that they are optional in some countries: https://en.wikipedia.org/wiki/National_identity_cards_in_the_European_Economic_Area https://en.wi

Thanks, wasn't aware that they are optional in some countries: https://en.wikipedia.org/wiki/National_identity_cards_in_the_European_Economic_Area https://en.wikipedia.org/wiki/National_identity_cards_in_the... Here in Germany, you'd also be allowed to use a passport instead. In practice, however, your home address is only on identity cards, not on passports. So not everybody will accept a passport for validation, or at least you then need an additional proof of residence.