There is a casual vacancy in the Council of States from Bihar as per following details: –
| State | Name of Members | Reason | Date of vacancy | Term Up to |
| Bihar | Dr. Mahendra Prasad | Death | 27.12.2021 | 02.04.2024 |
2. The Commission has decided to hold bye-election to the Council of States from Bihar to fill up the above–mentioned vacancy in accordance with the following schedule: –
| S. No | Events | Dates |
| Issue of Notification | 12th May, 2022 (Thursday) | |
| Last date of making nominations | 19th May, 2022 (Thursday) | |
| Scrutiny of nominations | 20th May, 2022 (Friday) | |
| Last date for withdrawal of candidatures | 23rd May, 2022 (Monday) | |
| Date of Poll | 30th May, 2022 (Monday) | |
| Hours of Poll | 09:00 am- 04:00 pm | |
| Counting of Votes | 30th May, 2022 (Monday) at 05:00 pm | |
| Date before which election shall be completed | 01st June, 2022 (Wednesday) |
3. Broad Guidelines of Covid-19 issued by ECI as contained in para 06 of Press Note, dated 02.05.2022, available at link https://eci.gov.in/files/file/14151-schedule-for-bye-election-in-3-assembly-constituencies-of-odisha-kerala-and-uttarakhand%E2%80%93-reg/ to be followed, wherever applicable, during entire election process by all persons.
4. The Chief Secretary, Bihar is being directed to depute a senior officer from the State to ensure that the extant instructions regarding COVID-19 containment measures are complied with while making arrangements for conducting the said bye election.