What is the ruling on a wife's maintenance if she apostatizes (commits Irtidad)?
Chapter on the Condition in which Maintenance is Obligatory on the Husband
Al-Mughni
Book of Maintenance (Nafaqāt)
Primary text
If a wife apostatizes, her maintenance obligation is immediately suspended. Upon her return to Islam, her maintenance resumes instantly because the reason for the suspension—her departure from Islam—has been eliminated.