Jordan has announced a sweeping ban on the Muslim Brotherhood that could include shutting down the country’s largest opposition party, after accusing the Islamist group of planning attacks.

Jordan outlawed the Muslim Brotherhood, the country's most vocal opposition group, and confiscated its assets on Wednesday after members of the group were found to be linked to a sabotage plot, Interior Minister Mazen Fraya said.

There was no immediate comment from the group, which has operated legally in Jordan for decades and has widespread grassroots support in major urban centres and dozens of offices