Power of the Deputy Chairman or Other Person to Perform the Duties of the Office of, or to Act as, Chairman
(1) While the office of Chairman is vacant, or during any period when the Vice-President is acting as, or discharging the functions of, President, the duties of the office shall be performed by the Deputy Chairman, or, if the office of Deputy Chairman is also vacant, by such member of the Council of States as the President may appoint for the purpose.
What this Article actually means
How it shows up in everyday life
This ensures the Rajya Sabha always has someone able to preside over its proceedings, even in the relatively unusual circumstance where both the Chairman and Deputy Chairman positions are simultaneously unavailable.
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Quick answers about Article 91
What happens if both the Chairman and Deputy Chairman positions are vacant at the same time?
The text above reproduces Article 91 of the Constitution of India as amended to date, for general educational reference. It is public-domain legislative text, but we recommend cross-checking the authoritative version at legislative.gov.in or india.gov.in before relying on it for a legal matter. The explanation, examples and FAQs are general information, not legal advice — consult a qualified advocate for guidance on your specific situation.