Deputy Head of the Committee on Youth and Sports and Chair of the Subcommittee on Nuclear Energy
People's Deputy of the IX convocation from "Servant of the People" (No. 75 on the list). Former host of Zakarpattia OTRK "Tysa-1", communication specialist of the Police Security Department in Zakarpattia region, former head of the youth wing of UDAR in Zakarpattia. Trusted representative of Zelensky in the 2019 presidential elections. Since 2023 — Chair of the Subcommittee on Nuclear Energy and Nuclear Safety of the Committee on Energy and Housing and Utilities Services.
Modest declaration and lack of documented compromising material
The 2019 declaration records a rented 59 m² apartment in Kyiv, a 2012 Alfa Romeo Giulietta valued at 200 thousand UAH, a small amount of cash, and bank accounts. The movement "CHESNO" in 2019 noted Kostiukh among "Servant of the People" deputies whose amendments to draft laws were most frequently adopted.