The International Traffic in Arms Regulations (ITAR) defined by the Code of Federal Regulations (CFR) –

You cannot take ITAR-controlled articles or technical data (documents, drawings, software) out of the country without a license from the State Department, even if you have no intent to transfer the items to a non-US person.

Before you leave, you’ll want to be confident that you’re compliant with US export controls, and to be able to demonstrate this if necessary.

Destination countries have their own import and export controls which may affect your entry into the country, how you can use items while there and which could restrict your ability to take them out of the destination country. 

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