Joseph Ileo, vice president of the now dissolved High Council, an interim assembly, called the move a "constitutional coup d'etat."
The election, in which more than 100 political parties have registered, will form an interim 200-member national assembly.
The National Transitional Council envisages the creation of a directly elected interim assembly with 200 representatives.
"National Legislature") was the former parliament of the Philippines, established as an interim assembly in 1978 and later as an official body in 1984.
If it appears that the United States has predetermined the leadership of Iraq's interim assembly, Iraqis will reject the outcome.
The interim assembly of East Timor notified the United Nations that it wants May 20 to be the date the territory is granted full independence.
The conference's main task was to choose a 100-person interim assembly with the power to oversee the cabinet, veto legislation and approve the budget.
He was a member of the interim national assembly in Debrecen at the end of the Second World War.
That prompted the ayatollah to tell a prominent Shiite politician that he wanted direct elections for an interim assembly.
He put forward in mid-September a peace proposal envisaging the creation of an interim legislative assembly, which would sit for a year pending elections.