"At the moment, the Prosecutor General's Office of Russia is reviewing two more requests for legal assistance. Why didn't the Joint Investigation Team wait for our response and put forward its theories when the investigation is not formally over?" Lukashevich said at the OSCE Permanent Council meeting.
The diplomat stressed that the calls on Russia to accept responsibility for the MH17 crash were totally absurd.
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"Don't you see the absurdity of these demands yourself? Moreover, let me remind you that nobody is allowed to use the language of ultimatums with respect to Russia!" Lukashevich said.
The envoy noted, however, that Russia stood ready to assist the investigation into the incident.