28 U.S.C. § 296 : US Code - Section 296: Powers upon designation and assignment

Search 28 U.S.C. § 296 : US Code - Section 296: Powers upon designation and assignment

A justice or judge shall discharge, during the period of his
designation and assignment, all judicial duties for which he is
designated and assigned. He may be required to perform any duty
which might be required of a judge of the court or district or
circuit to which he is designated and assigned.
Such justice or judge shall have all the powers of a judge of the
court, circuit or district to which he is designated and assigned,
except the power to appoint any person to a statutory position or
to designate permanently a depository of funds or a newspaper for
publication of legal notices.
A justice or judge who has sat by designation and assignment in
another district or circuit may, notwithstanding his absence from
such district or circuit or the expiration of the period of his
designation and assignment, decide or join in the decision and
final disposition of all matters submitted to him during such
period and in the consideration and disposition of applications for
rehearing or further proceedings in such matters.