The process of granting loans by banks is the confidence they give to their customers, but this trust should not be a cornerstone in granting loans even if granted these loans on the basis of sound banking should involve risks that may be exposed to the bank because of the failure of the client to meet The bank's financial obligations to the bank due to the unexpected economic conditions affecting the customers, which makes them in a state of faltering, which weaken the ability of banks to provide loans, which are the most important sources of revenue and profits, so the problem of non-performing loans is one of the main problems facing most of the banks Which impede the functioning of its work and the reasons that led to the aggravation of the problem of banking failure and the lack of safety and the study of credit decisions in the case of granting loans and errors in the feasibility study and non-compliance with the procedures and controls of credit policies within the bank in addition to embezzlement and thefts exposed to the bank and the inefficiency of banking management and to avoid these The problem is that there is a need for careful study using scientific methods in terms of credit decisions and guarantees. This study varies according to the type of loan. In the case of long term loans, the risks are high. The volume of non-performing loans in the Rafidain Bank, the largest Iraqi banks and suffered large losses due to bad loans and inherited debt by the year 2003 and thereafter, which negatively affected the profits and reserves where the bank deduct part of its profits to meet non-refundable debt in the form of provision for doubtful debts despite the decline Its capital is due to the failure of the Rafidain Bank to comply with the instructions of the Central Bank of Iraq, especially with regard to the adequacy of capital and the guidelines for the classification of credit, which reflects the inefficiency of the bank's management in dealing with the problem of defaults