DOE requires the following paragraph to accompany the distribution. It allows unrestricted export to most countries of the world, but does prohibit exports from the US to certain countries such as Cuba or Iraq. "Distribution of this derivative work is subject to the US Export Administration Regulations (Title 15 CFR 768-799), which implements the Export Administration Act of 1979, as amendeded, and/or the International Traffic in Arms Regulations, of 12-6-84, (Title 22 CFR 121-130), which implements the Arms Export Control Act (22 USC 2728) and may require license for export."