[FoxInSocks]

That is not part of the legal process. In fact it may be illegal.

Look up the term en banc.

[Focault's Pendulum]

Look up the term en banc.

I know what it means. If you read carefully, it is the Obama Administration that may request it. They cannot legally form one.

Only the Federal Appellate court may call for en banc. In this case it would be 17 judges that comprise that district.

Otherwise The Supreme Court, which always sits en banc.