An identity document is any document that may be used to prove a person's identity. If issued in a small, standard credit card size form, it is usually called an identity card, or passport card. Some countries issue formal identity documents, as national identification cards that may be compulsory or non-compulsory, while others may require identity verification using regional identification or informal documents. When the identity document incorporates a person's photograph, it may be called photo ID.
A Belgian identity card is a national identity card issued to all citizens of Belgium aged 12 years old and above.
The French national identity card is an official identity document consisting of an electronic ID-1 card bearing a photograph, name and address. While the identity card is non-compulsory, all persons must possess some form of valid government-issued identity documentation.
A travel document is an identity document issued by a government or international entity pursuant to international agreements to enable individuals to clear border control measures. Travel documents usually assure other governments that the bearer may return to the issuing country, and are often issued in booklet form to allow other governments to place visas as well as entry and exit stamps into them.
A Norwegian passport is the passport issued to nationals of Norway for the purpose of international travel. Beside serving as proof of Norwegian citizenship, they facilitate the process of securing assistance from Norwegian consular officials abroad.
Swedish passports are issued to nationals of Sweden for the purpose of international travel. Besides serving as proof of Swedish citizenship, they facilitate the process of securing assistance from Swedish consular officials abroad.
A Danish passport is an identity document issued to citizens of the Kingdom of Denmark to facilitate international travel. Besides serving as proof of Danish citizenship, they facilitate the process of securing assistance from Danish consular officials abroad.
The European Union itself does not issue ordinary passports, but ordinary passport booklets issued by its 27 member states share a common format. This common format features a coloured cover emblazoned—in the official language(s) of the issuing country —with the title "European Union", followed by the name(s) of the member state, the heraldic "Arms" of the State concerned, the word "PASSPORT", together with the biometric passport symbol at the bottom centre of the front cover.
The Swedish national identity card is a non-compulsory biometric identity document issued in Sweden. It is one of two official identity documents issued by the Swedish Police, the other being the Swedish passport. It is only issued to Swedish citizens, and indicates the citizenship.
The Gibraltar variant British passport is a British passport issued to British Citizens and British Overseas Territory Citizens who work or live in Gibraltar. Having Gibraltarian status alone, without being resident in Gibraltar, is insufficient to obtain a Gibraltar Passport. Gibraltar passports are issued by the Passport Office of the Gibraltar Civil Status and Registration Office. Since 2005, passports issued in Gibraltar have been biometric.
Every Polish citizen 18 years of age or older residing permanently in Poland is required to have an identity card issued by the local office of civic affairs. Children as well as Polish citizens living permanently abroad are entitled, but not required, to have one. Identity cards are valid for a period of 10 years.
Hungarian identity cards are not compulsory for Hungarian citizens, although they may be obtained by anyone after birth. However, every citizen from 14 years of age must have at least one of the three identity documents: national identity card; passport, under the age of 17 years; or a photo-card driving licence for anyone over 17 years old. Citizens can travel anywhere in Europe as well as to Georgia, French overseas territories, Montserrat, Turkey and organized tours to Tunisia using only this identity card.
The Bulgarian identity card is a compulsory identity document issued in Bulgaria. The document is issued by the police on behalf of the Ministry of Interior and is the main form of identification on the territory of the Republic of Bulgaria. All Bulgarians are obliged by law to carry their identity cards with them at all times and are subject to fines should they not.
The Finnish identity card is one of two official identity documents in Finland, the other being the Finnish passport. Any citizen or resident can get an identification card. Finnish citizens will get indication of citizenship on the card. It is available as an electronic ID card, which enables logging into certain services on the Internet, local computers or adding digital signatures into LibreOffice ODF documents or creating DigiDoc formatted containers that also allows encryption during content transfer. ID card is applied at a police station and it is issued by the police.
The German Identity Card is issued to German citizens by local registration offices in Germany and diplomatic missions abroad, while it is produced at the Bundesdruckerei in Berlin.
The Portuguese identity card, is an identity document issued by the Government of Portugal to its citizens. The card replaces several previous documents, including the Bilhete de Identidade, Social Security card, National Health Service card, Taxpayer card and voter registration card, in one secure card. The Citizen Card was first issued in the Azores in mid-2006. However, as of 2017 BIs continued to be issued in some cases.
The Cypriot identity card is issued to citizens of Cyprus. It can be used as a travel document when visiting countries in Europe, as well as French overseas territories, Montserrat and Georgia. This document is not valid in Turkey.
National identity cards are issued to their citizens by the governments of most European Economic Area (EEA) member states, the exceptions are Denmark and Ireland. Ireland however issues a passport card which is a valid document in the EEA and Switzerland. Denmark issues simpler identity cards that are not valid as travel documents. From 2 August 2021, new identity cards are harmonized as a common identity card model replaced the various formats already in use.
The Norwegian identity card, commonly referred to as the national identity card in Norway, is a non-compulsory biometric identity document issued since 30 November 2020. It is one of two official identity documents issued by the Norwegian Police Service, the other being the Norwegian passport. It is only issued to Norwegian citizens, and may indicate citizenship so that it can be used as a travel document facilitating freedom of movement within the European Free Trade Association and the European Economic Area. For travel within the Nordic countries no identity documentation is legally required for Nordic citizens due to the Nordic Passport Union.
The Icelandic identity card, is a voluntary identity document issued by Registers Iceland since 12 April 1965. It is one of three official identity documents issued by the Icelandic Government, along with the Icelandic passport and Icelandic driving licence. It is only issued to Icelandic citizens regardless of age and may indicate citizenship, so that it can be used as a travel document facilitating freedom of movement within the European Free Trade Association and the rest of the European Economic Area. For travel within the Nordic countries no identity documentation is legally required for Nordic citizens due to the Nordic Passport Union.
Gibraltar 
United Kingdom 
Ireland 
Montserrat 
European Union/Schengen Area (subject to conditions)
