Megacredits are primarily raised through taxation, but may also be gained from selling supplies, robbed from your enemies, stolen from your neighbors and pillaged from your subjects. additionally they can be earned for trading goods such as ships and services and or other resources.
starships use Megacredit Vaults when transporting megacredits. each starship vault can carry no more than 10,000 megacredits.each starship has only 1 vault. planets can store unlimited megacredits.