The first Sudurpashchim Provincial Assembly was elected by the 2017 provincial elections. 53 members were elected to the assembly, 32 of whom were elected through direct elections and 21 of whom were elected through the party list proportional representation system. The term of the assembly started on 4 February 2018 and ended in September 2022. Trilochan Bhatta from the CPN (Maoist Centre) served as chief minister during the term of the assembly. Arjun Bahadur Thapa served as the speaker of the assembly and Nirmala Badal Joshi served as the deputy speaker.