1997年中国人民银行借鉴信用证在国际结算中成功的做法，并结合我国的实际情况，依据有关法律法规,制定颁发了《国内信用证结算办法》，并于1997年8月1日起实施。该办法旨在适应国内贸易活动的需要，解决国内企业之间商品交易中的相互拖欠，促进社会主义市场经济的健康发?.. Drawing on the successful practice of letters of credit in international settlement by the People’s Bank of China in 1997 and in light of the actual situation in our country, in accordance with the relevant laws and regulations, the People’s Bank of China formulated and promulgated the Settlement Measures for Domestic Letters of Credit and came into effect on August 1, 1997. The approach is designed to meet the needs of domestic trade activities, solve the arrears in the trade of goods between domestic enterprises and promote the healthy development of the socialist market economy.