New Delhi: The All India Institute of Medical Sciences, AIIMS New Delhi, has extended the last date for online registration for admission to the PhD Programme for the January 2026 session, according to an official notification issued by the Examination Section of the institute. As per the notice, candidates can now submit their online applications until February 6, 2026, up to 5:00 PM, extending the earlier deadline. AIIMS has also announced a revised timeline for subsequent stages of the admission process.