Andrew Sarangan wrote:
An instructor must keep a copy of the documents for five years that are
used to prove citizenship or make an endorsement in both the
instructor's logbook, or other record used by the instructor to record
flight student endorsements, and the student's logbook with the
following:....(endorsement example)
Here is where it further says "OR" keep a copy of student ID.
http://www.aopa.org/tsa_rule/checklist.pdf
I don't read it anything like that. The "OR" the link is refering to is
the ID used to prove citzenship. There is no requirement to keep
anything else (like DL).
-Robert