Before 1 July 2001, it was not allowed for Swedish citizens to acquire additional citizenship while retaining their Swedish one. If you lost your Swedish citizenship by becoming a citizen of another country before 1 July 2001, you can get it back by filing a notification with the Swedish Migration Agency.
In order to regain your Swedish citizenship, one of the following must apply to you:
- You lost your Swedish citizenship due to your application or consent to become a citizen of another country.
- You lost your Swedish citizenship when you entered public service in another country.
- You lost your Swedish citizenship because your parent acquired different citizenship when you were less than 18 years old, whereupon you acquired the same citizenship as your parent.
If you lost your Swedish citizenship in any of the ways described above, you can regain it if you meet the following requirements: