Sergey M. Gusarov Department of Administrative Law and Procedure Kharkiv National University of Internal Affairs Kharkiv, Ukraine Author's articles Journal NALSU №4, 2016 year Provisional Execution of Public Authority Manager Duties, Institutions, Enterprises: Problems of Improvement of Legislation Journal NALSU №1, 2020 year Certain aspects of state service reform Journal NALSU №1, 2021 year New approaches to legal regulation and organisation of labour in Ukraine