In November 2021, Mönkh-Orgil was elected as a member of the United Nations International Law Commission at the 76th session of the UN General Assembly.

[3] Mönkh-Orgil started his political career in 2000, when he joined the Mongolian People's Party (MPP) as a member of its Governing Conference.

As a member of the parliament, he has drafted and co-drafted many pieces of legislation including civil, criminal, customs, corporate, labor, and land codes, and laws related to elections, political parties, anti-corruption, and anti-money laundering.

Mönkh-Orgil is currently the Chairman of the Mongolian People's Party Working Group on Human Resources Development and Management Policy Paper.

[5] He also acted as a counsel and advisor to the Government of Mongolia in numerous litigations in domestic and international courts, as well as arbitrations and foreign investment negotiations.

In 2017, Mönkh-Orgil was awarded the diplomatic title of Ambassador Extraordinary and Plenipotentiary by the Decree of the President of Mongolia.