Completing this form in MS Word automatically fills in the Irrevocable Letter of Credit Format for you! This form must be completed and provided with each new Letter of Credit posted with Land Development.A letter of credit shall be worded as follows, except that instructions in brackets are to be replaced with the relevant information and the brackets deleted. 1. In the sample letter, fill in your personal information. A letter of credit is a letter from a bank guaranteeing that a buyer's payment will be received on time and for the correct amount. Here is an example of a complaint form in the state of North Carolina: Image of a North Carolina Complaint for Money Owed form. In lieu of the Excise Tax bonding requirements this template may be used to request a Letter of Credit from your financial institution. Our guide will teach you how to write a letter of explanation, plus offers a free template to help you write one of your own. In lieu of the Excise Tax bonding requirements this template may be used to request a Letter of Credit from your financial institution. Your credit history helps lenders know how you've handled debt in the past.