The only difference was that the tsar had cut himself off from them, and they were not even to communicate with him except on extraordinary and exceptional occasions.
Causes could be evoked to the tsar himself, " when any partiality of the judges in any affair in which they themselves were interested was discovered" (ib.).
The Tsar won't forget your service.
Ivan was also the first tsar who dared to attack the Crimea.
Popularly, however, the emperor is known by his old Russian title of tsar.