You may check CBP web site for detail.
o-Fle, qf /g7?,/vnZ http://www.cbp.gov A|OC?NZY f0bV]<_9 The following is mentioned in U.S. Customs and Border Protection Declaration Form
[MP:Eeg O,Gn2Do Money And Other Monetary
[)0 k} Instruments
g*imswj7 You may bring into or take out of the country, including
'm? x2$u8 by mail, as much money as you wish. However, if
exKmK!FT it is more than $10,000, you will need to report it to
&_hCs![ CBP. Ask the CBP officer for the Currency Reporting
u`2k6.- Form (FinCen 105). The penalties for non-compliance
0BD((oNg can be severe.
Afl'- “Money” means monetary instruments and includes U.S.
c^gI
K1f- or foreign coins currently in circulation, currency, travelers’
G6bg ~V5Q: checks in any form, money orders, and negotiable
3s$.l} instruments or investment securities in bearer form.