Last week, the Delhi High court had directed a lower court to hold trial proceedings in AIIMS, where the survivor is recuperating.
The court directed the in-camera proceedings to be conducted.
The AIIMS administration has also been asked to keep the CCTV switched off and depute an experienced nurse to remain present during the proceedings.
Two defense associate, representing the accused, will also be present in the temporary court today.
The Supreme Court had last month shifted the cases connected with the Unnao rape case to the national capital, following which the day-to-day trial began.
The apex court has also ordered the trial to be completed within 45 days.