When JMN split in 2006, Acharya sided with Communist Party of Nepal (Unity Centre-Masal) (the parent party of JMN) general secretary Mohan Bikram Singh and Chitra Bahadur K.C. in rejecting participation the Seven Party Alliance government.
Upon JMN's split in 2006, Acharya aligned with Communist Party of Nepal (Unity Centre-Masal) (the parent party of JMN) general secretary Mohan Bikram Singh and Chitra Bahadur K.C. in declining to join the Seven Party Alliance government.