Advance payment
Primary source
Verbatim text below is from the Electronic Code of Federal Regulations (eCFR), a public-domain U.S. government work. Always verify the current version with the eCFR before relying on it for any legal matter.
Full Text
If, before expiration of the financing period, the exporter or the U.S. bank or the agency or branch bank accepts payment from or on behalf of the foreign importer of any part of the account receivable, it shall be remitted promptly to CCC. Such prepayment shall be applied first to interest on the unpaid balance of the account receivable to the date CCC receives such prepayment and then to the principal.
This is legal information, not legal advice. Laws vary by jurisdiction and change frequently. Always verify current law with official sources and consult a licensed attorney in your jurisdiction for advice on your specific situation.