The four were arrested from different places in Barak Valley's three districts of Cachar, Karimganj and Hailakandi.
The four have been identified as Dilwar Hussain Barbhuiya, Ashim Biswas, Kamrul Islam and Forijuddin Choudhury.
They were allegedly involved in a bomb blast at Shibbari Road in Hailakandi town on February one last.
BVTF was reportedly formed on March one, 2012.