Originally Posted by
chessman
the relevant page is
here...part of the justification for shoes off.
The charge of the TSA is limited to "the inspection of individuals and property FOR weapons, explosives, and incendiaries." (Thank you, Trollkiller.)
Cash is none of the above.
Further it is an outright
LIE by the TSA to state:
it is illegal to carry more than $10,000 cash.