Md. Code, State Finance and Procurement § 17–101

(a) In this subtitle the following words have the meanings indicated.

(b) “Payment security” means security to guarantee payment for labor and materials, including leased equipment, under a contract for construction.

(c) “Performance security” means security to guarantee the performance of a contract for construction.

(d) “Public body” means:

(1) the State;

(2) a county, municipal corporation, or other political subdivision;

(3) a public instrumentality; or

(4) any governmental unit authorized to award a contract.

(e) (1) “Supplier” means a person who supplies labor or materials.

(2) “Supplier” includes a lessor of equipment to the extent of the fair rental value of the equipment.