The Messenger of Allaah (sallallaahu ‘alayhi wa sallam) stated:
It’s not allowed for the woman to spend anything from her wealth except with the permission of her husband.
Shaykh Al-Albaanee (may Allaah have mercy upon him) stated:
This Hadeeth indicates that it is not permissible for the woman to spend from her wealth except with the permission of her husband. That’s from the complete authority/responsibility that our Lord, The Blessed and Most High, has given to him (the husband) over her (the wife). However it is not befitting for the husband, if he’s a (truly pious) Muslim, to take advantage of this ruling, thereby oppressing his wife and preventing her from spending her wealth in a manner that doesn’t harm the both of them. And how much does this right resemble the right of the guardian of the girl who cannot marry herself off without her guardian’s permission! If he (the guardian) leaves her to remain single (without right; not marrying her off), she may raise the affair to the Islamic legislative judge in order for him (the judge) to grant her justice. Likewise is the case regarding the ruling of the wealth of the woman. If the husband transgresses against her and prevents her from spending her wealth in the manner that’s legislated, the judge can also grant her justice (in this case). Therefore, there’s no problem with the ruling itself. Rather the problem is only in the (husband’s) evil implementation of it. So take note (of that). Continue reading