Those Prohibited from having Disposal over their Property: A Person Who is Sometimes Sane and Sometimes Insane

Practical Laws of Islam as per the teachings of Ayatullah Sistani

Ruling 2273

If a person is sometimes sane (ʿāqil) and sometimes insane, any disposal he exercises over his property during his moments of insanity is not valid.

-Ayatullah Sistani, Practical Laws of Islam, Those Prohibited from having Disposal over their Property