A bench headed by Chief Justice of India T S Thakur said there was no restraint on the trial judge to pronounce the verdict, and granted him three months for it.
The apex court had on August 5 last year also granted an extension of three months to wind up the proceedings in the case.
It had also declined to give bail to the accused who had sought relief on the ground that since trial of the case has been dragging, they were entitled to be released from jail.
The apex court had in 2014 expressed satisfaction over the progress of nine cases of post-Godhra riots in Gujarat probed by the SIT.
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It has been monitoring nine sensitive cases after the National Human Rights Commission and various NGOs termed the investigation into these as shoddy and unreliable.
An estimated 2,000 people were killed in post-Godhra riots in 2002.