Non Disposal Undertaking
Also written NDU · Non Disposal Undertaking (NDU)
An undertaking by a shareholder not to transfer or otherwise alienate securities — a negative lien in favour of a lender.
This one is not written up yet
The definition above is the short version. A full explanation — how it works, a worked example and the exam traps — is still being written. In the meantime the chapter below covers it in context.
Written up from the same chapter
- HypothecationA charge over demat securities where the lender needs the borrower's concurrence to appropriate them — the same book entries as a pledge, with one extra confirmation, and a term used only in NSDL.
- Margin pledgeThe only permitted way for a client to give securities as margin — a special pledge created in the depository system that leaves the shares in the client's own demat account instead of transferring them to the broker.
- PledgeA charge created over demat securities in favour of a lender who may appropriate them unilaterally on default — created by book entry under section 12 of the Depositories Act, not by handing over anything.
Where this is taught
Free preparation for NISM Series VI← All terms