The leaders of opposition parties are preparing to go to the supreme court with a writ petition to challenge the recent moves, including the House dessolution,  of prime minister KP Sharma Oli and president Vidhya Devi Bhandari.

Source says the parties have directed the MP's of their parties to be present at the House of Parliament on Sunday carrying their citizenships with.

Earlier to this, a meeting held on Saturday among Nepali Congress president Sher Bahadur Deuwa, chairperson of the CPN (Maoist Center), Pushpa Kamal Dahal, senior leader of the CPN (UML), Madhav Kumar Nepal, a chairperson of Janata Samajwadi Party, Upendra Yadav and vice chairperson of Rastriya Janamorcha Durga Poudel had decided to begin legal as well as political fight against the prime minister's act of dessolving the House.

After the president's call, Congress President Deuwa had submitted his claim for the post of prime minister in support of 149 MPs with their signatures. And, chairperson Oli had also claimed for the post earlier to that. But at midnight on Friday, president Bhandari released a statement saying the claims did not fulfill the requirements of the Article 76(5). Immediately after that, the cabinet meeting had sat and decided to dissolve the House.