The majority of the debate regarding CIA interrogation methods is focused on a technique called waterboarding, which prompts a feeling of drowning in the suspect, the Monitor reported.

Advocates of the bill reportedly argue that it is an attempt by Congress to restore legal and moral clarity to the United State's war against terror.

"Beyond the basic fact that such actions are illegal, history shows that they also are frequently neither useful nor necessary," U.S. Army Gen. David Petraeus said of the use of torture techniques during interrogation.

Supporters of the potential Bush veto reportedly claim harsh interrogation methods are necessary to the United State's success in fighting terrorist attacks.

The "CIA's terrorist interrogation program, lawful and effective, was born of necessity," CIA Director Michael Hayden said.