The UAE, along with Saudi Arabia, Bahrain and Egypt, imposed travel, diplomatic and trade sanctions on Qatar last June, accusing it of supporting regional foe Iran as well as Islamist extremists. Qatar has denied the charge.
Saudi Arabia, the United Arab Emirates, Egypt and Bahrain cut diplomatic and trade links with Qatar on June 5, accusing the world's biggest exporter of liquefied natural gas of financing terrorism and cozying up to their arch-rival Iran.
The supreme court last month overturned an acquittal by the appeals court and sentenced 21 defendants to jail, including one for life, for forming a cell with ties to both Shiite Iran and Lebanon's Hezbollah movement and for planning attacks in Kuwait.
Qatari stocks have weakened and the riyal has been volatile in the spot market since Saudi Arabia, the United Arab Emirates, Bahrain and Egypt cut diplomatic and transport ties with Qatar on June 5, accusing it of backing terrorism. Dona has denied these allegations.
The foreign ministers of Saudi Arabia, the United Arab emirates, Egypt and Bahrain are due to meet in Cairo to discuss Qatar's reply to 13 demands they sent to Qatar in return for the lifting sanctions imposed last month.
The Arab countries have demanded Qatar curtail its support for the Muslim Brotherhood, shut down the pan-Arab al Jazeera TV channel, close down a Turkish base and downgrade its ties with regional arch-rival Iran.