Maryland Code, Environment § 4-312

(a) Any lien created in favor of a county or governmental unit pursuant to this subtitle is effective against the person against whose property the lien exists. However, the lien is not effective against any third party unless written notice of the lien is recorded and indexed in a permanent record maintained in the office of the clerk of the circuit court in each county in which the property subject to the lien or any part of it is located.

(b) The notice shall contain the name and address of the person against whose property the lien exists, the name and address of the county or governmental unit, the amount of the lien, a description or reference to the property subject to the lien, and the date the lien was created.

(c) On presentation of a release of any lien of the county or governmental unit, the clerk of the proper court in which the lien is recorded and indexed shall record and index the release and shall note in the lien docket the date the release is filed and the fact that the lien is released.

(d) The clerk of the proper court shall provide a suitable well-bound book, at the expense of the county or governmental unit, to be called the Watershed treatment plant lien docket, in which the notice of lien shall be recorded and indexed. The clerk may not collect more than $2 for recording and indexing each lien or release of any lien.