Abstract
The purpose of the article is to analyze certain problems of legal regulation of property relations of spouses, which is used to carry out entrepreneurial activities. The article reveals the problems of the legal regime of income received during marriage from the use of joint property for business purposes; controversial issues of transactions with the use of joint property of spouses by the spouse-entrepreneur were considered; The features of the business division of the spouse-entrepreneur and the property of the spouses on the basis of the marriage contract are investigated.