Ulaanbaatar City Council As a member of the
Mongolian People's Party (MPP), Amarsaikhan was elected as a member of the
Citizens' Representatives Khural of the Capital City, also known as the
Ulaanbaatar City Council, from Nalaikh in the 2012 local elections.
Member of Parliament In the
2020 parliamentary election, Amarsaikhan was elected a member of the
State Great Khural from the 21st constituency in
Bagakhangai,
Baganuur, and Nalaikh. Following his election, he resigned as mayor of Ulaanbaatar and handed over his duties to his deputy,
Jantsangiin Batbayasgalan, on 1 July 2020. Batbayasgalan served as acting mayor until 23 October 2020, when
Dolgorsürengiin Sumyaabazar was appointed as the next mayor. In January 2021, Prime Minister
Ukhnaagiin Khürelsükh and his cabinet resigned following
mass protests over his handling of the
pandemic. His successor,
Luvsannamsrain Oyun-Erdene, formed a new cabinet on 29 January 2021. Amarsaikhan was appointed
Deputy Prime Minister of Mongolia and Head of the
National Emergency Management Agency. He remained as deputy amidst a cabinet reshuffle in August 2022. Amarsaikhan was re-elected as MP in the
2024 parliamentary election and was reappointed as deputy prime minister of the second Oyun-Erdene cabinet, alongside
Luvsannyamyn Gantömör and
Togmidyn Dorjkhand. However, Prime Minister Oyun-Erdene himself was forced to resign after
mass protests in mid-2025.
Gombojavyn Zandanshatar replaced Oyun-Erdene in June 2025 and formed a government with
Nyam-Osoryn Uchral, Dorjkhand, and Amarsaikhan as his deputies. In the aftermath of a month-long leadership feud within the MPP, Amarsaikhan was dismissed by Zandanshatar in late October and succeeded by
Khassuuriin Gankhuyag on 12 November 2025.
International cooperation In the realm of international cooperation, Amarsaikhan has co-chaired several high-profile international bodies. These include the Mongolia-European Union Cooperation Committee, the Mongolia-U.S. Chamber of Commerce and Investment, and the Mongolia-India Intergovernmental Commission. Additionally, he currently co-chairs Mongolia's roundtable meetings with the
United Kingdom and
Canada, as well as the Intergovernmental Commissions of Mongolia with
Russia,
Uzbekistan, and
Kyrgyzstan. == List of positions ==