 He got his seat confirmed in 5 successive legislatives, appointed also in 1961, 1964, 1967 and 1971.As his career was re-launched, Bau kept assuming higher and higher posts.In 1963 he started leading various parliamentary committees, formally nominated president of the internal affairs committee in 1964, president of Leyes Fundamentales committee in 1965 and then other committees working on new constitutional laws.