The Sixth Circuit has determined that the bar to good moral character for being a “habitual drunkard” does not violate equal protection. However, the court also determined that suffering from alcoholism alone does not constitute being a habitual drunkard. Instead, a court must examine if the individual’s alcoholism is also associated with harmful conduct.
The full text of Tomasczcuk v. Whitaker can be found here:
http://www.opn.ca6.uscourts.gov/opinions.pdf/18a0254p-06.pdf