
However it would be up to both countries' decision as Thailand has not signed extradition treaty with them.
"We already submit the request to both countries via Thai foreign ministry to help locate and arrest Thaksin. We have to use diplomatic channel as we have no extradition treaty with them," Sirisak Tiyaphan, executive director for foreign litigation at the Office of the Attorney-General.
Thaksin who ran away from the two-year jail term in Thailand on charges of abusing of power and corruption has been using Dubai of UAE as main shelter. He reportedly travelled to Nicaragua by using special passport given to him by Nicaraguan government.
Meanwhile Foreign Ministry's Permanent Secretary Virasakdi Futrakul said that although Thailand has no treaty with both countries, it still could ask cooperation from them to catch Thaksin.
"However it is up to their decision which will under reciprocation condition. It will take long time if we want to sign extradition with a country," he said.
It is reported that Thai foreign ministry had already forwarded the prosecutors' request, which was submitted to the ministry in late April, to both countries and were waiting for their decision