The endorsement must be pure and simple. Any condition to which it is subject is deemed unwritten.
Partial endorsement is null and void.
The endorsement of the drawee is also null and void.
A bearer endorsement is equivalent to a blank endorsement.
Endorsement to the drawee is only valid as a receipt, except in the case where the drawee has several establishments and the endorsement is made in favour of an establishment other than the one on which the cheque was drawn.