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Was everyone expected to carry identification on their person at all times in Germany after 1938 or only the Jews?
No, all together only 3 groups of persons were required to have a Kennkarte.
The conditions under which they were required to present the Kennkarte were different.
For all 3 groups there to was no requirement to carry identification on their person at all times.
These groups (and conditions) were defined in the First, Second and Third announcement of the compulsory ID cards requirement. July 23, 1938:
After the introduction of rationing (1939-08-27), there was no formal requirements for a Kennkarte stated in the relevant regulations.
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