The Negotiable Instruments Act of 1881 defines and governs negotiable instruments in India. It states that a negotiable instrument is a written document that allows the transfer of a sum of money from one person to another through delivery or endorsement. The Act specifies that promissory notes, bills of exchange, and cheques are negotiable if payable to order or bearer. Key characteristics of negotiable instruments are that they can be freely transferred, the holder's title is free of defects, consideration is presumed, and the holder can sue to recover the amount in their own name. Common types are promissory notes, bills of exchange, and cheques, which are defined in the Act, as well as instruments that are