After 1848, when his nephew, Louis Napoleon, became President of the French Second Republic, he served in several official roles, including Marshal of France from 1850 onward, and President of the Senate in 1852.
Pärast 1848. aastat, kui tema vennapoeg Charles Louis Napoléon Bonaparte sai Prantsusmaa Teise Vabariigi presidendiks, teenis ta mitmel ametikohal, sealhulgas oli Prantsusmaa marssal alates 1850. aastast ja Senati president aastast 1852.