TDR is a concept that allows developers to build more than the permitted FSI by using certificates obtained from the Government. Learn about the types, market and criticism of TDR in urban development. TDR (Ticket Deposit Receipt) is process of claiming refund for the booked ticket from Indian Railways (IRCTC). The refund process will take at-least 60 days and more. When I can submit TDR ? TDR filing Reason & Refund Eligibility as per Railway Refund Rules. TDR has four main full forms: Time Domain Reflectometer, Term Deposit Receipt, Ticket Deposit Receipt, and Transferable Development Rights. Learn more about each type of TDR and its uses in this article. Explore the full form of TDR , its meaning, and definition in this comprehensive guide. Learn how TDR (Term Deposit Receipt) works in the financial sector and its significance for investors and banks.