New Delhi: ULFA leader Anup Chetia may be deported to India under a “swap deal” with New Delhi said to have agreed to hand over two most wanted criminals to Bangladesh.Subrata Bain and Sajjad Hossain, currently in Indian jails, will be handed over to Bangladesh once the “swap deal” is finalised for bringing back the top ULFA leader.Though no time frame has been fixed for the “deal”, it may happen by the end of this year.New Delhi also assured Dhaka of full cooperation to track down killers of Bangabandhu Sheikh Mujibur Rahman, official sources said.Riasaldar Mosleuddin and another person, wanted for the killing of Sheikh Mujib and several of his family members on August 14-15, 1975, are suspected to be hiding in India.The ULFA general secretary has been in jail in Bangladesh since 1997 after his arrest for various offences, including illegally staying in the neighbouring country.Both Subrata Bain and Sajjad Hossain were handed death sentence by Bangladeshi courts for murder and grenade attack on an Awami League rally in Dhaka.Bain was arrested in Kolkata last year, 18 days after his escape from a jail in Nepal. His name featured in the 23 top wanted men list Bangladesh handed over to India in 2008.Hussain was arrested in Amritsar while trying to cross over to Pakistan. He was carrying fake Indian currency notes at the time of his detention.