some remarks to the response:
The evidence took the form of either a document or a family tree showingThe evidence took the form of a booklet called "Ahnenpass". The entries
were verified not by "Nazis" in general, but by the local record office
(Standesamt), and of course they were stamped with the swastika because
the authorities had to use stamps with it.
who had to produce this documentation. This practice was not confined toFor Austria it is not surprising as Austria was a part of German Reich
since 1938. So the Nuernberg laws and other relevant laws were applied
to people in Austria too.
About France, Italy and Holland it would be interesting to know about
the laws which required such a proof. Of course the German laws were not
applied to France, Italy etc. If such a proof was required there then
according French, Italian, ... laws.
[>from some of the messages I received] The inference could be drawn thatThis conclusion is too simple. The proof of Aryan ancestry was connected
with marriage or applying for membership in certain organizations. For
example it would not be a surprise if French volunteers for the Armed SS
had to proof their ancestry. But not all citizens of France.
Best regards, Tobias Kemper firstname.lastname@example.org