# Check if demat depositary (DP) is NSDL or CDSL? **Check for the very first demat account** - The DP is decided on the basis of the broking platform where the client had created 1st demat account. Here is the list of broking platforms which are registered with either NSDL/CDSL. NSDL List : CDSL List : ***OR*** ***I**f you know the demat account number of a client which he can check portfolio statement or app so you can easily find out whether the DP is cdsl/nsdl*\ \ -**NSDL** demat account number starts with letter IN and is followed by 14-digit numeric numbers. \ \ -**CDSL** demat account number is 16-digit numeric number.\
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