—one that serves as a barrier and fully surrounds whatever lies within it.

The established practice in the Kingdom’s courts is that when a wall reaches one and a half metres in height, the land is deemed revived, for such a wall is considered impregnable. Anything lower than that is classed as mere taḥjīr (simple demarcation) and does not amount to revival.

4 – Enclosing dead land with a sturdy, protective wall constitutes revival even if the owner has no intention of building on it; the very act of enclosure suffices for both revival and lawful ownership.