Maryland Statutes
Title 5 - Statute of Frauds
Section 5-103 - Assignment, Grant, or Surrender of Interest in Property

No corporeal estate, leasehold or freehold, or incorporeal interest in land may be assigned, granted, or surrendered, unless it is in writing signed by the party assigning, granting, or surrendering it, or his agent lawfully authorized by writing, or by act and operation of law.