9th Cir. R. 21-3 — Disclosure Statement — CA · BenchPath
9th Cir. R. 21-3 — Disclosure Statement
High confidence· verified October 21, 2026Local Rules
Summary
9th Cir. R. 21-3 — Disclosure Statement: the court's own rule, verbatim from FEDERAL RULES OF APPELLATE PROCEDURE NINTH CIRCUIT RULES CIRCUIT ADVISORY COMMITTEE NOTES (1 June 2026), official PDF, sha-custodied. Court-level requirement: applies to appeals in the U.S. Court of Appeals for the Ninth Circuit alongside the Federal Rules of Appellate Procedure.
Requirement
Petitions for writs of mandamus or prohibition, and for other extraordinary writs, are subject to
the requirements of FRAP 26.1 and Circuit Rule 26.1-1 (disclosure statements) and of Circuit
Rule 28-2.6 (statement of related cases). Disclosure statements should not be included in the
petition itself, but should instead follow the form and timing and contents requirements set forth
in Circuit Rule 26.1-1(a) and (b). (Rev. 12/1/25)
Source of truth
Petitions for writs of mandamus or prohibition, and for other extraordinary writs, are subject to
the requirements of FRAP 26.1 and Circuit Rule 26.1-1 (disclosure statements) and of Circuit
Rule 28-2.6 (statement of related cases). Disclosure statements should not be included in