Chambal Fertilisers and Chemicals Limited has announced a special window open until February 04, 2027, allowing eligible investors who purchased physical shares before April 01, 2019, to transfer and dematerialise their securities through the registrar, KFin Technologies Limited.Key DetailsEligibility: Fresh lodgements or previously rejected/returned applications where original share certificates are available are eligible, subject to SEBI guidelines.Lock-in Period: Transferred shares carry a one-year lock-in period from the date of registration.Registrar Contact: Submissions and queries can be directed to KFin Technologies Limited located at Gachibowli, Financial District, Hyderabad, or via email at einward.ris@kfintech.com.