Annotation: The issue of the state of studying obligations and methods of ensuring the fulfillment of obligations is a topical topic of today. Civil law is developing and improving, containing the main provisions on this issue. Many scholars investigate the main provisions and essence of the doctrine of obligations, namely: the grounds for the occurrence and termination, fulfillment of obligations and ways to ensure the fulfillment of obligations, compensation for damage, etc. The rise of the market economy, or a significant increase in the total number of transactions made by individuals and legal entities, the immediate need to improve the system that regulates their implementation and to increase the protection of the interests of participants in relations, raised this topic at the present stage of ensuring the proper fulfillment of obligations. Therefore, this topic should be investigated and modern legislation should be improved.