
Thaksin jumped bails on a trial which he was accused of abusing his power to help his wife; Pojaman, to purchase a plot of land. The couple and fled to England last week.
About 2,000 protesters rallied outside the Foreign Ministry on Thursday, demanding that it cancel his passport and work to extradite him from Britain, where the multimillionaire owns several properties and the Manchester City football club.
Foreign Minister Tej Bunnag said on Thursday that Samak will have a final say whether to revoke Thaksin's passports or not.
Responding on questions whether he will revoke Thaksin's passport or seek his extradition, Samak said on Friday, "I have no policy to revoke his passport or doing anything on that.
Thaksin's ouster by the military followed months of huge street protests which accused him of massive corruption and trying to subvert the country's fledgling democracy.