On 3 May 2010, Kasab was convicted of all 86 charges. He was found guilty of murder for killing seven people, conspiracy to commit murder of the 164 people, waging war against India, causing terror and of conspiracy to murder two high-ranking police officers.
On 6 May 2010, he was sentenced to death. Kasab appealed his sentence in the High Court. On 21 February 2011, the Bombay High Court upheld the death sentence awarded to Kasab. On 29 August 2012, the Supreme Court upheld the death sentence for Kasab.
Kasab filed a mercy petition with the President of India, which was rejected on 5 November 2012. Kasab was hanged in Pune's Yerwada jail on 21 November 2012 at 7:30 am. The Indian mission in Islamabad informed the Pakistan government about Kasab's hanging through letter. Pakistan refused to take the letter, which was then faxed to them. His family in Pakistan was sent news of his hanging via a courier.