It has been proven that labour relations are a legal relationship between an employer and an employee, which is established on a voluntary basis with regard to the use by the former (i.e., the employer) of the latter’s (i.e., the employee’s) ability to work and is expressed in mutual rights and obligations. It has been noted that in order for legal regulation to be fair, effective and appropriate, it should be based on a number of principles which determine the key priorities and vectors of legal regulation. To a large extent, the principles ensure the unity and integrity of the legal system and the legal regulation mechanism. An emphasis is placed on the fact that certain categories of employees are employees for whom the current legisl...