No untoward incident has been reported so far.
Offices, markets, shops, educational institutions and banks remained closed in the four districts - Kokrajhar, Baksa, Udalguri and Chirang - comprising the Bodoland Territorial Autonomous District (BTAD), official sources said.
Vehicles, including long distance buses, remained off the roads, the sources said, adding, trains though plied as usual.
The anti-talk insurgent outfit demanded the unconditional release of the Indo-Mongolian Youth Front president Parameswar Brahma arrested last week for his alleged direct involvement with the NDFB(S).