Assertion: amicus brief | /r/HasProperty | accompanied by written consent of all parties
Facets:
Source sentences:
text: In appeals to the U.S. courts of appeals, an amicus brief may be filed only if accompanied by written consent of all parties, or by leave of court granted on motion or at the request of the court, except that consent or leave shall not be required when the brief is presented by the United States or an officer or agency thereof.