I think this is an upfront cost, not an annual cost.
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"Commerce Secretary Howard Lutnick told reporters on a call Friday evening that the administration came to the fee of $100,000 per year, plus vetting costs, after talking with companies.
He noted that the payment structure is still under discussion with the Department of Homeland Security, in terms of “whether we’re going to charge the $300,000 up front or $100,000 a year for the three years.”