California · Signs, Signals & Markings
How far before a turn or lane change on a California surface street must a driver begin signaling?
- 50 feet
- During the last 100 feet before reaching the turning point
- 200 feet
- At the intersection itself
Correct answer
During the last 100 feet before reaching the turning point
Why this is correct
The handbook states drivers must signal 'During the last 100 feet before reaching the turning point (left or right turn).'
California Driver Handbook, p. 60

