43 C.F.R. § 30.132
May I appeal the judge's or ADM's recusal decision?
(a) If you have filed a motion seeking disqualification of a judge or ADM under § 4.27(c)(2) of this title and the judge or ADM denies the motion, you may seek immediate review of the denial by filing a request with the Chief ALJ under § 4.27(c)(3) of this title.
(b) If a judge or ADM recuses himself from a probate case, you may not seek review of the recusal.