The whole would serve together as a single division attached to the Young Guard commanded by General of Division Michel Claparède. The new third battalions of the regiments did not join their parent units until the retreat from Moscow was well underway.
As part of the larger Young Guard unit, the entire formation would be under the command of General of Division Michel Claparède. It wasn't until the retreat from Moscow had begun that the new third battalions of the regiments joined their parent units as part of the overall operation.