Minister of Planning and Land Management : 1968–1969.
Minister of National Education : 1969–1972.
Minister of Equipment, Housing and Tourism : 1972–1974.
Minister of State, minister of Land Management, Equipment and Transports : March–May 1974.
Minister of State, Keeper of the Seals : 1976–1977.
Electoral mandates
National Assembly of France
Member of the National Assembly of France for Loire-Atlantique : Elected in 1967, but he became minister / Reelected in 1968, but he stays minister / Reelected in 1973, but he stays minister / 1974–1976 (Became minister) / 1978–1997. Elected in 1967, reelected in 1968, 1973, 1978, 1981, 1986, 1988, 1993.
Regional Council
President of the Regional Council of Pays de la Loire : 1974–1998. Elected in 1986, reelected in 1992.
Regional councillor of Pays de la Loire : 1974–1998. Elected in 1986, reelected in 1992.
General Council
General councillor of Loire-Atlantique : 1970–1982. Reelected in 1976.