As a representative of the opposition, Myboto was included on the joint majority–opposition commission on the reform of the electoral process, which began its work in May 2006 and included 12 representatives from the Presidential Majority as well as 12 from the opposition. In the December 2006 parliamentary election, he was elected to the National Assembly as the UGDD candidate in Mounana Commune. Following the election, he became the President of the Group of the Forces of Change (GFC), a parliamentary group composed of deputies from various opposition parties, in March 2007.