2010 Maryland Code
TRANSPORTATION
TITLE 21 - VEHICLE LAWS - RULES OF THE ROAD
Subtitle 6 - Turning and Starting; Signals on Stopping, Turning, and Starting
Section 21-604 - Turning, slowing, and stopping movements; required signals.

§ 21-604. Turning, slowing, and stopping movements; required signals.
 

(a)  Manner of making turn.- A person may not turn a vehicle at an intersection, unless the vehicle is in the position required by § 21-601 of this subtitle. 

(b)  Entering private roads or driveways.- A person may not turn a vehicle to enter a private road or driveway or otherwise turn a vehicle from a direct course or move it right or left on a roadway or from a shoulder or bikeway onto a roadway, unless the movement can be made with reasonable safety. 

(c)  Required signals.- A person may not, if any other vehicle might be affected by the movement, turn a vehicle until he gives an appropriate signal in the manner required by this subtitle. 

(d)  Where signals to be given.- When required, a signal of intention to turn right or left shall be given continuously during at least the last 100 feet traveled by the vehicle before turning; except that a bicyclist may interrupt the turning signal to maintain control of the bicycle. 

(e)  Stopping or decreasing speed.- If there is an opportunity to signal, a person may not stop or suddenly decrease the speed of a vehicle until he gives an appropriate signal in the manner required by this subtitle to the driver of any other vehicle immediately to the rear. 

(f)  Use of signal lamps.- The signals provided for in § 21-605 (b) and (c) of this subtitle: 

(1) May be used to indicate an intention to turn, change lanes, or start from a stopped, standing, or parked position; and 

(2) May not be flashed as a courtesy or "do pass" signal to the driver of any other vehicle approaching from the rear. 
 

[An. Code 1957, art. 661/2, § 11-604; 1977, ch. 14, § 2; ch. 543, § 2; 1979, ch. 506; 1986, ch. 472, §§ 1, 2.]