Md. Code Ann., Real Prop. § 5-101
Every corporeal estate, leasehold or freehold, or incorporeal interest in land created by parol and not in writing and signed by the party creating it, or his agent lawfully authorized by writing, has the force and effect of an estate or interest at will only, and has no other or greater force or effect, either in law or equity.
Added by Acts 1974, c. 12, § 2, eff. July 1, 1974.
Formerly Art. 21, § 2-101.