Maryland Code, Economic Development § 10-222

(b)(1) The Authority shall set aside a sufficient amount of the revenues derived from a development or project in a sinking fund or other similar fund at regular intervals to the extent required in the trust agreement or resolution.

(2) The sinking fund is pledged to paying:

(1) to pay for maintenance, repair, and operation of a development or project;

(2) for reserves; and

(3) for improvements to a development or project.

(d)(1) The lien of the pledge of revenues under subsection (b) of this section is valid and binding from the time the pledge is made.

(2) The lien of the pledge is valid and binding against each party with a claim against the Authority in tort, contract, or otherwise, regardless of whether the party has notice of the lien.