Increased principal
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
A borrower can meet the premium requirements by increasing the outstanding principal balance of the loan advance that is being refinanced. If it does so the borrower shall make a payment at the time of the refinancing equal to 2.5 percent of the amount of the premium that is added to the outstanding principal balance of the loan.
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.