First, you need to confirm the ground for this. It
is necessary to collect all available supporting
documents (own birth certificate, birth
certificates of parents, etc.) and contact the State
Agency of Bulgarians Abroad.
If the applicant's documents do not indicate his
nationality and nationality of the parents, it is
necessary to prepare the birth certificates of the
parents, where there is such information,
additional documents of the previous generation
may be required.
Proof of origin can be:
Documents issued by competent authorities in
Bulgaria or other countries;
Court decision regarding the Bulgarian origin of
A document of Bulgarian origin issued by the
Bulgarian diaspora abroad.