1. The act of attesting.
2. The state of having been attested.
3. An attested statement.
4. The writing on the face of a check by which it is certified.
5. A procedure by which a federal appellate court asks the U.S. Supreme Court or the highest state court to review a question of law arising in a case pending before the appellate court and on which it needs guidance. • Certification is commonly used with state courts, but the U.S. Supreme Court has steadily restricted the number of cases it reviews by certification. See 28 USCA § 1254(2). Cf. CER-TIORARI. [Cases: Federal Courts 392, 463.]