There is one account for each state (plus District of Columbia, Puerto Rico, and the Virgin Islands).
Interest earned on these amounts are credited to the state accounts.
Money is withdrawn from state accounts mainly to pay unemployment benefits, with limited statutory exceptions.
The Extended Unemployment Compensation Account (EUCA) pays for the federal share (50%) of benefit outlays under the federal-state EB program.
The Federal Unemployment Account (FUA) provides loans to states under Title XII of the Social Security Act.