Delaware constitution
Article IV
Section 11

(8) To hear and determine questions of law certified to it by other Delaware courts, the Supreme Court of the United States, a Court of Appeals of the United States, a United States District Court, a United States Bankruptcy Court, the United States Securities and Exchange Commission, the highest appellate court of any other state, the highest appellate court of any foreign country, or any foreign governmental agency regulating the public issuance or trading of securities, where it appears to the Supreme Court that there are important and urgent reasons for an immediate determination of such questions by it. The Supreme Court may, by rules, define generally the conditions under which questions may be certified to it and prescribe methods of certification.