Current rules bar phone companies from generating cable programming in the same areas where they provide telephone service.

But since 1970, the rules have barred the networks from owning shows they broadcast in prime time.

Judge Thornton's office said judicial rules barred her from commenting on the cases.

Current rules bar him from seeking office once he hits the firm's mandatory age of 62 in February.

Beginning in the 1989 season, the rule would bar player agents from having a financial interest in a tournament.

Although military rules bar them from sleeping together in the same tent, they try to see each other each night after work.

The rule also bars excessive force - without defining it.

The rule will bar public companies from taking steps to reduce the voting rights of their existing shareholders.

That rule had barred foreign languages to preserve harmony among employees.

But Europe's rules bar any country from abandoning the euro.