You may check CBP web site for detail.
J y0TV jA ltXGm)+ http://www.cbp.gov @-}!o&G0 'J#uD|9) The following is mentioned in U.S. Customs and Border Protection Declaration Form
6)#%36rP \&%y4=y<sE Money And Other Monetary
_zFJ]7Ym.) Instruments
A,GJ6qp3 You may bring into or take out of the country, including
H?dEgubg7] by mail, as much money as you wish. However, if
~bX ) %jC it is more than $10,000, you will need to report it to
^p #bxN") CBP. Ask the CBP officer for the Currency Reporting
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Form (FinCen 105). The penalties for non-compliance
&ETPYf%# can be severe.
hHqsI`7c “Money” means monetary instruments and includes U.S.
AG,;1b,:81 or foreign coins currently in circulation, currency, travelers’
%J|
xPp) checks in any form, money orders, and negotiable
m:5bb3 instruments or investment securities in bearer form.