The transferee of a negotiable tangible document of title has a specifically enforceable right to have its transferor supply any necessary indorsement, but the transfer becomes a negotiation only as of the time the indorsement is supplied.
Structure Maryland Statutes
Subtitle 5 - Warehouse Receipts and Bills of Lading: Negotiation and Transfer
Section 7-501 - Form of Negotiation and Requirements of "Due Negotiation"
Section 7-502 - Rights Acquired by Due Negotiation
Section 7-503 - Document of Title to Goods Defeated in Certain Cases
Section 7-505 - Indorser Not a Guarantor for Other Parties
Section 7-506 - Delivery Without Indorsement; Right to Compel Indorsement
Section 7-507 - Warranties on Negotiation or Transfer of Receipt or Bill
Section 7-508 - Warranties of Collecting Bank as to Documents
Section 7-509 - Receipt or Bill; When Adequate Compliance With Commercial Contract