Answer:
(Fatwa: 164/162/B=1431)
People can perform five time salah at the place fixed for prayers (which is just below the first floor), but it will not be considered masjid shar’i; therefore it is permissible to either sell and purchase the flat or to reside therein.
Allah (Subhana Wa Ta’ala) knows Best
Darul Ifta,
Darul Uloom Deoband
