Moore attributes Disney’s decision to concerns that the documentary will endanger tax breaks the company receives from Florida, where Bush’s brother Jeb is governor.
The filmmaker did not immediately respond to a request for comment.
Miramax confirmed that Disney told the company it can’t release the film.
According to The New York Times, which first reported the story today, Fahrenheit 9/11 describes decades-old financial links between the Bush family and prominent Saudi Arabian families.
The film says the government helped members of bin Laden’s family leave the United States after the terrorist attacks of September 11, 2001.
The confrontational Moore won an Oscar for his 2002 documentary Bowling for Columbine, about the Columbine High School shooting and US gun control policy.
Fahrenheit 9/11 will have a high-profile screening as one of 18 films in competition at the Cannes Film Festival, which begins May 12.