IISI has three academic departments. Students after finishing Hifz (first department) are a student of the other two departments simultaneously, with formal classes scheduled each working day on both tracks.
1. Tahfeez (Memorization of the Holy Quran)
2. School (Matric to B.A.) - Affiliated with Federal Board
3. Madrassa (Dars-e-Nizami/Aalim course) - Affiliated with Wifaqul Madaris, Pakistan
(View IISI's recommendation/tazkia by Mufti-e-Azam Hazrat Maulana Muhammad Rafi Usmani, President Dar-ul-Uloom, Karachi)
More information on the IISI model: