[6][7][4][8] He was a member of Rajya Sabha, the upper house of the Indian Parliament from 1990 to 2008.

He represented Uttar Pradesh during 1990-96 and from Jharkhand during 1996–2002 from Janata Dal party.

[10][11][12][13][14] He is the founder member of All India Muslim Personal Law Board (AIMPLB) since 1973 and later went against it to form All-India Muslim Personal Law Conference (AIMPLC) with Arshadul Qadri in 1986 but the newly formed organization didn't work and later became a board member of AIMPLB.

[18] Obaidullah Khan Azmi became popular by his public speeches against Supreme Court Judgment in Shah Bano case.

He, at the time, had become a most sought-after speaker for anti-Shah Bano case meetings in Mumbai.