Section 11-604 - Turning movements and required signalsA. No person shall turn a vehicle at an intersection, a public or private road, or a driveway, unless the vehicle is in proper position upon the roadway as required in Section 11-601 of this title, or move right or left upon a roadway unless and until such movement can be made with reasonable safety. No person shall so turn any vehicle without giving an appropriate signal as provided in subsection B of this section, in the event any other traffic may be affected by such movement.B. A signal of intention to turn right or left as required by law shall be given continuously during not less than the last one hundred (100) feet traveled by the vehicle before turning.C. No person shall stop or suddenly decrease the speed of a vehicle without first giving an appropriate signal in the manner provided in subsection B of this section to the driver of any vehicle immediately to the rear when there is opportunity to give such signal.D. When any person is properly preparing for, attempting or executing a left turn, as described in subsection A of this section, no other person operating another vehicle immediately following the turning vehicle shall pass or attempt to pass the turning vehicle to the left. Such other person shall come to a complete stop if necessary at a safe distance behind the person preparing for, attempting or executing the turn or may proceed to the right of the turning vehicle as provided by Section 11-304 of this title.Okla. Stat. tit. 47, § 11-604
Laws 1961, HB 556, p. 381, § 11-604, eff. 9/1/1961; Amended by Laws 1997, SB 65, c. 152, § 1, emerg. eff. 4/25/1997.