Law enforcement agencies (LEA) make up a significant part of the state government system. Their activities are designed to provide a legal approach to solving numerous problems of the relationship between the state and citizens, maintaining law and order, ensuring state and public security. The publication provides a detailed description of the various branches of the law enforcement system, and also offers answers to typical questions that arise when citizens communicate with law enforcement agencies: rights and obligations of VET, rights and obligations of citizens when interacting with VET, the procedure for resolving conflict situations that arise when citizens communicate with representatives of VET, etc. The book contains a dictionary of terms that explain various aspects of these legal relations. The publication is intended for representatives of VET, and also for a wide range of citizens participating in legal relations with VET.