Some states subsidize some or all of the expense of the exam, while others add an administrative fee.

WSJ: Some states dropping GED as test price spikes

Generally, those organizations utilize a third party platform (like Indiegogo) which keeps some of the take as an administrative fee.

FORBES: Indiegogo Responds to Federal Lawsuit (And I Explain What Crowdfunding Is)

Some institutions charge a relatively small custodial fee to cover administrative expenses each year.

FORBES: Worried About Higher Taxes?

Most MLPs pay a general partner for administrative services, plus an incentive fee that escalates as a percentage of earnings as the dividend rises.

FORBES: Magazine Article