A general or specific authorization granted by the Secretary under this part:

(a) Is limited to activities involving only unclassified information and does not permit furnishing classified information;

(b) Does not relieve a person from complying with the relevant laws or the regulations of other U.S. Government agencies applicable to exports; and

(c) Does not authorize a person to engage in any activity when the person knows or has reason to know that the activity is intended to provide assistance in designing, developing, fabricating, or testing a nuclear explosive device.