There is barrier-free access to the treasure chamber and also to the museum store via a "lift". Access to the vaulted hall and upper floor is not barrier-free (as there are stairs). Barrier-free access is available to the treasure chamber, to the museum store by means of a lifter; access to the valuted hall and upper storey is not barrier-free because of the steps. La salle des trésors is accessible to persons with reduced mobility. A small ascenseur allows access to the boutique of the museum. Des escaliers make access to the hall voûtée and l'étage impossible for people with reduced mobility.