Hello Student

Your EWS certificate has been issued on 9 March 2022 so validity period should of 1year i e. be 8 march 2023. Validation period of EWS certificate has  a mistake in the respective department. For this correction here to apply to the respective department within the stipulated period with xerox copy of your certificate which you have got from the respective department. The correction should be made within a stipulated time and you have to apply  as soon as you have received the EWS certificate.

Hope this will help.