R.i. Sup. Ct. R. 19
Within the time required for the filing of statements of the case pursuant to Rule 12A of these rules, or the filing of briefs in cases in which Rule 12A is not applicable, attorneys for each party shall file with the Clerk of the Supreme Court a written appearance, setting forth the attorney's individual name, address, email address, bar number, and telephone number. A copy of the appearance shall be served upon every other party. No attorney shall be permitted to conduct an argument or address the Supreme Court or any justice thereof on behalf of a party without first having filed an entry of appearance on behalf of such party with the Clerk of the Supreme Court. Attorneys who are not appointed by the Supreme Court in the ordinary course following docketing of an appeal, and prior to the performance of appellate services, shall not be appointed as an appellate attorney nunc pro tunc and will not be compensated for any services performed in advance of their appointment, in the absence of extraordinary circumstances.
R.i. Sup. Ct. R. 19