Social Matters >> Nikah (Marriage)
Question ID: 22284Country: India
Answer ID: 22284
Bismillah hir-Rahman nir-Rahim !
(Fatwa: 832/589/L=1431)
According to Islam, the brother-in-law is non-mahram for his sister-in-law; it is wajib for sister-in-law to observe purdah with him. A mahram is one with whom nikah is haram forever i.e. brother, nephew, etc.
Allah (Subhana Wa Ta'ala) knows Best
Darul Ifta,
Darul Uloom Deoband, India