act of Congress

Etymology
From the literal sense of enacted by US Congress.

Noun

 * 1)  Authorization that is extremely difficult to get, especially in a timely fashion.
 * 2)   A statute enacted by the.
 * 1)   A statute enacted by the.
 * 1)   A statute enacted by the.
 * 1)   A statute enacted by the.
 * 1)   A statute enacted by the.