Mark Oaten said he had not yet decided and would reflect on the situation over the weekend.
Mark Oaten withdrew from the leadership race citing minimal support among fellow MPs.
The Liberal Democrat home affairs spokesman, Mark Oaten, who made the figures public, said the government was letting people down.
Mark Oaten: second home in Wandsworth, where he claims £1,200 a month in mortgage interest payments.
Mark Oaten, home affairs spokesman for the Liberal Democrats, said he felt the government's approach had so far been "balanced and constructive."
Öpik subsequently became campaign manager for Mark Oaten.
Mark Oaten said that the Liberal Democrats could not support the bill in principle because it went further than the measures agreed between the three parties.
Mark Oaten withdrew from the contest because of revelations about visits to male prostitutes.
Mark Oaten, the Liberal Democrat home affairs spokesman, demanded that safeguards be written into the agreements with other countries.
He was a nominator for Mark Oaten, but said he would be willing to do the same for any serious candidate.