The expert mentioned in article L. 321-29 may not describe, present, estimate or put up for sale any property belonging to him, nor may he acquire, directly or indirectly on his own account, any property in the public auction sales in which he provides assistance.
Exceptionally, however, the expert may sell, through the intermediary of an operator mentioned in article L. 321-4, a property belonging to it provided that this is clearly and unequivocally stated in the advertisement.