Md. Code, Estates and Trusts § 13–217

(a) (1) Letters of guardianship may be recorded in the land records of the county of residence of the minor or disabled person and of any other county where there is real estate in which the estate has an interest.

(2) The recordation has the same effect as notice as recording a conveyance from the minor or disabled person to the guardian.

(b) Orders of the court modifying or terminating letters of guardianship or authorizing making a conveyance or doing any other act with respect to interests in real estate constituting part of the estate may be recorded in a similar manner and with similar effect.