Maryland Transportation Section 21-403

      (a)      Preferential right-of-way at an intersection may be indicated by stop signs or yield signs placed in accordance with the Maryland Vehicle Law.

      (b)      If the driver of a vehicle approaches a through highway, the driver shall:

            (1)      Stop at the entrance to the through highway; and

            (2)      Yield the right-of-way to any other vehicle approaching on the through highway.

      (c)      If a stop sign is placed at the entrance to an intersecting highway, even if the intersecting highway is not part of a through highway, the driver of a vehicle approaching the intersecting highway shall:

            (1)      Stop in obedience to the stop sign; and

            (2)      Yield the right-of-way to any other vehicle approaching on the intersecting highway.

      (d)      If a "yield" sign facing the driver of a vehicle is placed on the approach to an intersection, the driver shall:

            (1)      Approach the intersection with caution;

            (2)      Yield the right-of-way to any other vehicle approaching on the other highway; and

            (3)      If necessary, stop in order to yield this right-of-way.