[3][5] Qasmi taught in Jamia Rahmania in Munger and established Islamic Fiqh Academy in 1989.
[6] He was founding member of All India Muslim Personal Law Board[7] and was appointed as its president after the death of Abul Hasan Ali Nadwi in 1999.
He launched All India Milli Council to bring Muslim organizations altogether on a single platform.
Through Milli Council, Qasmi played a key role in the removal of TADA and restored confidence of Muslim youth.
[3] Qāsmi's religious and legal verdicts have been published as Fatawa Qadhi in Urdu by the Islamic Fiqh Academy.