Maryland Code, Estates and Trusts § 15-108

(a) A fiduciary making a distribution or delivery of any property, in conformity to a decree or order of court passed pursuant to the Maryland Rules, shall be protected from a claim in respect to the property by an absent or unknown beneficiary or life tenant proceeded against under the Maryland Rules, or the heirs, personal representatives, or assigns of an absent or unknown beneficiary or life tenant.

(b) Nothing in this section limits a similar protection granted to fiduciaries by applicable laws in effect before the passage of the Maryland Rules.