For in-person events, payments must be made either in advance by credit card (a 4% processing fee applies) or in cash on the day of the tournament. For online events, all payments must be made by credit card in advance of the event.
| Event | In-Person | Online |
|---|---|---|
| International History Bowl * | $130 | $175 |
| International History Bee | $45 | $50 |
| International Geography Bee Qualifying Exam | $15 | $20 |
| International Science Bee Qualifying Exam | $15 | $20 |
* For teams participating in online History Bowl tournaments, the fee includes the cost of an IAC-provided moderator. For in-person History Bowl tournaments, teams are required to provide a reader for every two teams or fraction thereof.