Code of Alabama
Article 8 - Remainders and Executory Devises.
Section 35-4-213 - Remainder Limited After Death Without Heirs or Issue.

Where a remainder in real or personal property is limited to take effect on the death of any person without heirs, or heirs of his body, or without issue, the word "heirs" or "issue" must be construed to mean heirs or issue living at the death of the person named as ancestor.