USA
issuing bank, Also known as the issuing lender or issuer (+).
The party directly obligated to fund under a letter of credit. In a syndicated loan, one bank typically issues the letter of credit on behalf of the other revolving lenders who provide back-up to the issuing lender by taking pro rata participating interests in each letter of credit that is issued.
Practical Law Dictionary. Glossary of UK, US and international legal terms. www.practicallaw.com. 2010.