“The homestead of every resident of this state with the
improvements and appurtenances, . . . shall be  . . . exempt
from levy and sale under execution or other process . . ..” Ala.
Code § 6-10-2 . “The personal property of such resident,
except for wages, salaries, or other compensation, . .  to the
amount of . . . shall also be exempt from levy and sale under
execution or other process for the collection of debts.” Ala.
Code § 6-10-6.
Sims v. Cox, 611 So. 2d 339 (Ala. 1992) (to
qualify for the protection afforded by Alabama's homestead
exemption, one must be a resident).

This state permits only its residents to use its exemptions.  
Therefore, if it is the applicable state (as determined by the
method stated on the home page of this site), its exemptions
may be used only if the debtor is a resident of this state on the
date of filing bankruptcy.