At the Battle of Hohenlinden on 3 December, Sahuc was a brigadier in Antoine Richepanse's division. The mounted regiments in the division were the 10th Cavalry, 1st Chasseurs à Cheval, 20th Chasseurs à Cheval, and the 5th Hussars. The division also included one battalion of the 14th Light Infantry and the 8th, 27th, and 48th Line Infantry Demi-Brigades. The 1st Chasseurs led Richepanse's flank attack and engaged in some of the first fighting. Later, Sahuc and his fellow brigadier Jean-Baptiste Drouet were involved in the fighting against Johann Sigismund Riesch's corps. The French scored a decisive victory in the battle.