In 383, when Maximus was proclaimed emperor, he was living within the territory under Valentinian II, but was allowed to go to his brother Amb. Ep. 24.9.

COMESiRole name: COMES of Maximus 383/8: aspice illum quoque, qui tibi ad dexteram assistit Amb. Ep. 24.9 (a. 386); comites duo summa potestate praediti, frater regis (sc. Maximi) et patruus Sulp. Sev. V. Mart. 20.4 (dined with St Martin; the date was 386, since the consul Euodius was among the diners). In 388 he commanded part of Maximus’s army in the last battle with Theodosius Pan. Lat. XII 35. At his suggestion the government of Maximus had inflicted a fine on some of Symmachus’s agents Symm. Ep. II 31.