StructureCharacters 1–4: Bank code (e.g. HDFC). Character 5: Always "0" (reserved). Characters 6–11: Branch code assigned by RBI.
NEFTNational Electronic Funds Transfer — used for batch transfers, no minimum or maximum amount. Settled in half-hourly batches.
RTGSReal Time Gross Settlement — for high-value transfers above ₹2 lakh. Settled instantly on a transaction-by-transaction basis.
IMPSImmediate Payment Service — instant 24×7 transfers up to ₹5 lakh. Available on mobile and internet banking.
Where to find itPrinted on the top-left of every cheque leaf, on your passbook, and visible in your bank's internet banking portal.
Issued byThe Reserve Bank of India (RBI) assigns and maintains IFSC codes for all banks participating in electronic payment systems.