The newspaper does not say when the decision to hand them over to Uzbek authorities was made.
But Russia's Memorial human rights group earlier this week reported that the decision to extradite Tashtemirov was made on July 27.
Tashtemirov's lawyers say their client was in Turkey when the Andijon unrest broke out and that he was arrested while making a business trip to Ivanovo.
The 12 Uzbek refugees have been in custody since June 2005.
"Rossiiskaya gazeta" reported that they all have UN refugee status.
("Rossiiskaya gazeta," memo.ru)
ZUHRA, aged 33: "On 13 May, I learned what APCs [armoured personnel carriers] and kalashnikovs were."
MOMINA, aged 29: "I called my parents twice from here. The second time they said: 'We are scared to talk to you. Our neighbor also received a phone call [from a relative who was granted asylum abroad]. Then the police came and beat him up.'"
ODINA, aged 34: "I saw a woman with bullet wound in the back. From behind, we could see her hearting. It was beating. She was begging: 'Call the doctor. I don't want to die.' Later, in Kyrgyzstan, we heard she had died. "
THE COMPLETE STORY: A dedicated webpage bringing together all of RFE/RL's coverage of the events in Andijon, Uzbekistan, in May 2005 and their continuing repercussions.
CHRONOLOGY For an annotated timeline of the Andijon events and their repercussions, click here.