JM 2-4.114
Petitions for writs of certiorari to the Supreme Court by either party in a criminal case must be filed within 90 days after entry of judgment, but this time may be extended for a period not exceeding 60 days for good cause shown, provided the extension is requested at least 10 full days before the petition is otherwise due. See Rules 13.1, 13.5, Rules of the Supreme Court.
[updated July 2018]