Maryland Code, TRANSPORTATION 21-203
(b) A pedestrian facing a “walk” or “walking person” signal may cross the roadway in the direction of the signal and shall be given the right-of-way by the driver of any vehicle. At an intersection where an exclusive all-pedestrian interval is provided, a pedestrian may cross the roadway in any direction within the intersection.
(c) A pedestrian may not start to cross the roadway in the direction of a “dont walk” or “upraised hand” signal.
(d) A pedestrian may not start to cross the roadway in the direction of a “wait signal”.
(e) If a pedestrian has partly completed crossing on a “walk” or “walking person” signal, the pedestrian shall proceed without delay to a sidewalk or safety island while the “dont walk”, “wait”, or “upraised hand” signal is showing.