Cogbucks are required in order to gain a promotion for the Cashbot cog suit. They can be earned by defeating Cashbots. Earning the specified amount will grant the ability to confront the Chief Financial Officer. The minimum amount of cogbucks needed for a promotion is 40, and the maximum is 8,900. For large promotions, the more efficient way to earn Cogbucks is through the Cashbot Mint.
A total of 157,760 cogbucks are required in order to become a level 50 Robber Baron.
In the French version of Toontown Online, Dollar symbols are replaced with Euro Symbols as Cogbucks are called Euros Cog. It based off of the real life currency used in France and across Europe. [1]
Ironically, the ingots in the Bullion Mint still use the $ symbol.