Civil Code § 715
ARTICLE 3. Duration of Leases
A lease to commence at a time certain or upon the happening of a future event becomes invalid if its term does not actually commence in possession within 30 years after its execution.
ARTICLE 3. Duration of Leases
A lease to commence at a time certain or upon the happening of a future event becomes invalid if its term does not actually commence in possession within 30 years after its execution.