In past, Madani, was charged for giving inflammatory speeches and suspected to have organized terrorist activities. He was, arrested for allegedly masterminding the Coimbatore bomb blasts in 1998, which killed 58 people, an allegation that could not stand the scrutiny of the trial court, and the honourable Supreme Court of India exonerated him of all the charges. 

Now Madani arrested for his alleged involvement in 25 July 2008 Bangalore serial blasts in which a woman lost her life and many sustained injuries.