Md. Code, Local Government § 27–203

(a) A bond shall be filed with a petition.

(b) The bond shall be:

(1) in the amount of $50 per mile of ditch or other proposed drainage

project;

(2) signed by two or more individual sureties or a licensed surety

company;

(3) approved by the county commissioners or county council; and

(4) conditioned on payment of all costs and expenses of the

proceedings if the county commissioners or county council do not grant the petition.