Md. Code, Local Government § 27–706

(a) (1) The board of drainage commissioners may impose an assessment

on the landowner benefited by the construction of the drainage project to maintain

the drainage project.

(2) The assessment under this section shall be imposed in the same

manner and in the same proportion as the original assessment under this subtitle, in

an amount not to exceed 25% of the original assessment.

(3) The board of drainage commissioners shall use the money that is

collected to repair and maintain the drainage project.

(b) (1) The board of drainage commissioners shall impose the cost of any

repairs on a landowner if the repair is necessary because of:

(i) an act or negligence of the landowner or an agent or

employee of the landowner; or

(ii) the cattle, hogs, or other livestock of the landowner or of an

agent or employee of the landowner.

(2) The cost of repairs as provided under paragraph (1) of this

subsection shall be collected by suit instituted by the board of drainage

commissioners.