By-elections to the 8th Russian State Duma

Simferopol On 3 September 2022, Deputy Alexey Chernyak of Simferopol constituency asked for his resignation from the State Duma to focus on work in Crimea. On 10 September 2023, Simferopol City Council member Yury Nesterenko won the by-election. Registered candidates • Dmitry Fridman (LDPR), Member of Alushta City Council (2019–present) • Stepan Kiskin (SR–ZP), former Member of Simferopol City Council (2014–2019) • Yury Nesterenko (United Russia), Member of Simferopol City Council (2014–2023) • Vasily Sayenko (CPRF), Member of Simferopol City Council (2019–present) • Aleksandr Turov (Communists of Russia), pensioner Did not file • Sait Umerov (Independent), security specialist, United Russia primary candidate Eliminated in United Russia primary • Olga Pavolotskaya, unemployed • Alik Palakyan, unemployed • Maxim Pinayev, entrepreneur • Igor Savchenko, unemployed • Alexander Stolbov, Sergeant of the Russian Armed Forces • Sait Umerov, controller of Crocus International JSC (running as an Independent) • Alexander Chuvakov, Commander of the 6th department of the Fire and Rescue Unit of Simferopol Declined • Viktor Bout (LDPR), entrepreneur, arms dealer, convicted in 2012 in the United States for 25 years in prison for intending to illegally carry out arms trafficking and exchanged in 2022 Results Lipetsk Longtime Deputy Nikolay Bortsov, a wealthy agribusinessman who represented Lipetsk Oblast in the State Duma for nearly 20 years, died on 23 April 2023 at the age of 77. • Larisa Ksenofontova (SR–ZP), Member of Lipetsk Oblast Council of Deputies (2011–present), 2019 gubernatorial candidate Did not file • Anton Rychkov (Yabloko), shooting instructor Eliminated in United Russia primary • Nikolay Golosov, Director of the Center for the Development of Children's Recreation Results Karachay-Cherkessia Freshman State Duma member Dzhasharbek Uzdenov from Karachay-Cherkessia died on 23 April 2023 after battling with a severe illness since his initial election in 2021. • Oleg Zhedyayev (LDPR), Member of People's Assembly of Karachay-Cherkessia (2009–present), 2021 candidate for this seat Eliminated in United Russia primary • Ahmed Baterbiyev, Member of Cherkessk City Duma (2002–present) • Igor Gonov, Member of the People's Assembly of Karachay-Cherkessia (2019–present) • Tatyana Ivakhnova, Member of Cherkessk City Duma (2022–present) • Elena Lyashova, Director of the Education Center No. 11 • Vladimir Umalatov, Member of the People's Assembly of Karachay-Cherkessia (2004–present) Results Divnogorsk Four-term State Duma member Viktor Zubarev from Krasnoyarsk Krai died on 31 May 2023 in Moscow. • Sergey Yeryomin (United Russia), Deputy Governor of Krasnoyarsk Krai (2022–2023), former mayor of Krasnoyarsk (2017–2022) Eliminated in United Russia primary • Denis Dudalev, Deputy Chief Engineer of Krasnoyarsk Regional Energy Company JSC; • Andrey Birikh, CEO of Marininskoye CJSC; • Anna Okladnikova, Chief Specialist of the Krasnoyarsk Krai Tourism Agency; • Vera Sakova, Director of the Integrated Center for Social Services of the population "Nadezhda". Declined • Maksim Markert (SR–ZP), Member of Legislative Assembly of Krasnoyarsk Krai (2011–2016, 2018–present) (running for Governor) • Boris Melnichenko (CPRF), Member of Legislative Assembly of Krasnoyarsk Krai (2007–2016, 2021–present), agribusinessman, 2021 runner-up for this seat Results ==6–8 September 2024==

Khakassia First-term State Duma member Sergey Sokol was elected to the Supreme Council of the Republic of Khakassia on 10 September 2023 and decided to resigned from the State Duma in preparation to assume the speakership of the regional parliament. The United Russia primary for the seat was ultimately cancelled. Vitaly Minakov, a professional MMA fighter and four-time World Sambo champion who ran in the Unecha constituency in 2021 from A Just Russia – For Truth, was initially reported as potential unity candidate, supported by Rusal – a major enterprise in the republic. Later the role of a consensus candidate was left for former Deputy Prime Minister of Russia Viktoria Abramchenko, a Chernogorsk native, who was not reappointed to the Mikhail Mishustin's Second Cabinet, however, in late May 2024 she was announced as United Russia candidate in a Southern constituency by-election. Among other mentioned candidates were Moscow City Duma member and cosmonaut Oleg Artemyev and even Head of Khakassia Valentin Konovalov. On June 10, 2024, Konovalov and Sokol held a joint meeting with former Minister of Energy of Russia Nikolay Shulginov, where they offered Shulginov to run for State Duma with their support, which Shulginov accepted. Registered candidates • Mikhail Gayday (ZA!), party press secretary • Sergey Izmaylov (Civic Platform), businessman • Anton Palyulin (PPD), attorney • Nikolay Shulginov (Independent), former Minister of Energy of Russia (2020–2024) • Georgy Slyvus (The Greens), individual entrepreneur • Vladimir Smyshlyayev (SR–ZP), Member of Council of Chernogorsk (2017–present), road safety manager Withdrawn candidates • Vyacheslav Baltsevich (United Russia), Russian Army Lieutenant, community activist • Gennady Ishchenko (United Russia), United Russia regional party office chief agitator • Aleksey Izmestyev (United Russia), Russian Army soldier • Tatyana Kozhina (United Russia), legal counsel • Vitaly Malinovsky (United Russia), Moscow Oblast administration staffer • Aleksey Salnikov (United Russia), nonprofit director • Andrey Shulbayev (United Russia), Commissioner for Human Rights of the Republic of Khakassia (2019–present) • Igor Shulgin (United Russia), entrepreneur • Vera Ushakova (United Russia), fire department dispatcher • Kirill Zagorulko (United Russia), municipal official • Vadim Zamarayev (United Russia), senior lecturer • Anton Zhdanov (United Russia), disinfector Declined • Viktoria Abramchenko (United Russia), former Deputy Prime Minister of Russia (2020–2024) • Oleg Golovchenko (CPRF), entrepreneur (running for Mayor of Abakan) • Oleg Ivanov (Independent), Member of Supreme Council of Khakassia (2009–present), 2013 PARNAS head candidate, 2016 Yabloko candidate for this seat, 2018 RPPSS head candidate • Valentin Konovalov (CPRF), Head of the Republic of Khakassia (2018–present), former Member of Supreme Council of Khakassia (2018) • Vitaly Minakov (Independent), professional MMA fighter, 2008–2011 World Sambo champion • Mikhail Molchanov (LDPR), Member of Supreme Council of Khakassia (2022–present), 2021 candidate for this seat, 2023 head candidate • Grigory Nazarenko (CPRF), Deputy Chairman of the Supreme Council of Khakassia (2023–present), Member of the Supreme Council (2018–present) • Vladimir Shtygashev (CPRF), Member of Supreme Council of Khakassia (1990–present), former Chairman of the Supreme Council of Khakassia (1990–1992, 1992–2023), former Deputy Chairman of the Supreme Soviet of the Russian SFSR (1985–1990) • Maksim Fyodorov (SR–ZP), Member of Rassvet Council of Deputies (2021–present), Almighty Don Host cossack druzhinnik • Roman Klimov (LDPR), Member of Legislative Assembly of Rostov Oblast (2023–present), transportation businessman • Natalya Oskina (CPRF), Member of Rostov-on-Don City Duma (2020–present), individual entrepreneur • Dmitry Velichko (New People), former Member of Legislative Assembly of Rostov Oblast (2018–2023), businessman • Aleksandr Yefimov (Yabloko), businessman Declined • Nikolay Shulginov (United Russia), former Minister of Energy of Russia (2020–2024) • Sergey Gorelov (New People), businessman, 2016 Party of Growth candidate for this seat • Oleg Matytsin (United Russia), former Minister of Sport of Russia (2020–2024) • Aleksey Timoshkov (SR–ZP), individual entrepreneur • Ruslan Titov (LDPR), former Member of Steklyannaya Raditsa Rural Council of People's Deputies (2018–2023), park chief engineer Results ==14 September 2025==

Nine State Duma constituencies that became vacant in late 2024 – early 2025 were initially scheduled to hold by-elections on September 14, 2025, however, in February 2025 a group of senators and deputies led by Andrey Klishas introduced a bill banning all by-elections to federal, regional and municipal legislatures during two years prior to the regular election (current law prevents holding by-elections only during the last year of the convocation). On May 20, 2025, State Duma adopted amendments to the electoral law, including the banning of by-elections two years prior to the regular election by a 327–54 vote. On May 21 Federation Council approved the amendments and on May 23 President Vladimir Putin signed the bill into law. Following the bill passage all 2025 State Duma by-elections were cancelled and the seats would remain vacant until 2026 Russian legislative election. Biysk Three-term State Duma member Aleksandr Prokopyev resigned on June 25, 2024, after he was appointed Deputy Chairman of the Government – Minister of Economic Development of the Altai Republic by acting Head Andrey Turchak. • Sergey Prib (United Russia), Member of Altai Krai Legislative Assembly (2016–present), energy executive • Yury Kostomakha (United Russia), Member of Krasnodar City Duma (2023–present) • Vadim Kulkov (New People), Member of Timashevsk City Council (2024–present), entrepreneur • Yevgeny Naumov (United Russia), Mayor of Krasnodar (2022–present) Samara Five-term State Duma member and Chairman of the Duma Committee on Information Policy, Information Technologies and Communications Alexander Khinshtein resigned on December 5, 2024, after he was appointed acting Governor of Kursk Oblast. Magadan First-term State Duma member Anton Basansky resigned on March 4, 2025, after he was appointed State Secretary – Deputy Minister for the Development of the Russian Far East and Arctic. Prokopyevsk Two-term State Duma member Dmitry Islamov resigned March 10, 2025, after he was appointed State Secretary – Deputy Minister of Energy of Russia. Ufa Three-term State Duma member and former Ufa mayor Pavel Kachkayev died unexpectedly May 5, 2025, after suffering a heart attack in his house near Ufa. Engels First-term State Duma member and former Chairman of the Government of Saratov Oblast was announced as new Deputy Chairman of the Government of Saratov Oblast on May 19, 2025, by Governor Roman Busargin. Volzhsky Four-term State Duma member Oleg Savchenko filed paperwork to resign from the Duma on May 20, 2025. == Notes ==