SP chief Mulayam Singh Yadav had said in Lucknow on Saturday, "If voting is done on the bill in the house, I will reconsider my party's support to the government."
BJP vice-president Mukhtar Abbas Naqvi told reporters, "The SP and BSP are hand-in-glove with the Congress. On several occasions, the two have jumped in to save the UPA government. The threat by Mulayam Singh Yadav is mere political posturing."
Parliament has been disrupted frequestly over the issue since the winter session started November 22.