The article is devoted to analysis of law enforcement practice of provisions of legislation about prohibition of discrimination by courts. Authors suggest to distinguish several groups of typical lawsuits in which applicants refer to discrimination, detailed observation of courts’ position and their interpretation of law. The most widespread reasons of refusals in satisfying the claims and satisfying them are detected, the fundamental problems that can potentially become a platform for appearing new cases about protection against discrimination, the most prevalent spheres of relationship where there is a risk of discrimination are revealed on the basis of the law enforcement practice monitoring.