Section 48
Negotiation by indorsement
Chapter 4: Of negotiation
Subject to the provisions of section 58, a promissory note, bill of exchange or cheque [payable to order], is negotiable by the holder by indorsement and delivery thereof.
The Negotiable Instruments Act, 1881 (Act No. 26 of 1881). From the updated text on India Code, with later amendments. Being checked against the official copy; amendment notes are not shown yet.