He raised the character of Perugia's law school to a level with that of Bologna, and this city made him an honorary citizen in 1348.

Bartolus died in Perugia at the age of 43, and was interred in the church of San Francisco with a monument inscribed with "Ossa Bartoli".

Among these treatises is his famous book on the law relating to rivers (De fluminibus seu Tyberiadis).

Bartolus also wrote on political issues, including the legitimacy of city governments, partisan divisions and the regimes of Italy's petty tyrants.

[2] He and his disciple Baldus of Ubaldis defined a set of norms which enforced the reciprocal independency and autonomy of the city-states of northern Italy, but into the cornerstone of a common discipline established by the Empire.

This is evident not only from the above-quoted saying, but also from the fact that statutes in Spain 1427/1433 and Portugal 1446 provided that his opinions should be followed where the Roman source texts and the Accursian gloss were silent.