Book Four: Real Securities · Section One: Mortgage · Chapter Two: Effects of the Mortgage · Part Two: Effects of a Mortgage with Respect to Third Parties · First: General Provisions
The assignment of a mortgage, its waiver, the waiver thereof, or the waiver of its rank shall not be enforceable against third parties unless both are recorded on the instrument evidencing the principal right and duly registered.
Interpretation and application must be checked against the official text and current version.