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Re:Cash payments above €3000 to be outlawed in Netherlands by ojbyrne on Wednesday August 23, 2023 @10:01AM (#37236040)
You can (of course) cross the border with more than $10k in cash. You have to declare it.
Re:Cash payments above €3000 to be outlawed in Netherlands by mywittyname on Wednesday August 23, 2023 @10:31AM (#37236576)
Which can be seized at the border unless you also bring all the necessary paperwork to demonstrate provenance.

This is one of those things that sounds simple, but in practice, YMMV.