III. László, as king, played virtually no role in Hungarian history, because he died as a young child.

III. During the reign of László, several types of coins were minted in Hungary. The most important of these are denarii and mints. Mints operated in different cities and minted coins with their own seals. III. During László's time, the following coins were in circulation: Denarius: The denarius was a silver coin minted by the royal treasury. These coins were smaller denominations and were used for everyday transactions.Mints: Mints operating in cities minted their own coins. For example, coins were also produced in Esztergom, Bratislava, Győr and other cities. These coins often bore the coat of arms or other emblems of the city.