Operation True Test was a nationwide investigation in 2008 targeting businesses selling "masking products" that are supposed to help drug-users pass employer drug tests, under a little-used statute (Title 21, Chapter 13, Subchapter 1, Part D, Section 863(a)[1]) of the U.S. Code.
It came to light on May 7, 2008, when DEA/FBI agents raided nine business establishments targeted in the operation.
Through Operation Pipe Dream, comedian Tommy Chong was incarcerated for 9 months for violating drug paraphernalia laws.
In executing their search warrant in Operation True Test, the federal agents seized over 10,000 copies of Tommy Chong's yet to be released documentary, a/k/a Tommy Chong.
In a statement released to the press, Tommy Chong stated "It's (the seizure of the DVDs) a way to punish the distributor financially.