The article is devoted to a number of relatively underexplored issues of territorial reorgani-zation of local self-government based on the RF Law on the Amendment to the RF Constitution dd. 14th March, 2020, No. 1-FKZ “On Improving the Regulation of Certain Issues of the Public Authority Organization and Functioning” and on the Federal Law dd. 20th March, 2025, No. 33-FZ “On the General Principles of Local Self-government Organization within a Unified System of Public Authority”. These include: issues of legislative definition of territorial entities, problems of choosing terms to designate them, and the parallel existence of municipalities and administrative territorial units.