MUTCD R3-7R · Regulatory signs
The right lane must turn right
What it means
The right lane must turn right
What to do about it
RIGHT LANE MUST TURN RIGHT is a post-mounted mandatory lane control sign placed in advance of the intersection. (MUTCD R3-7, Section 2B.28.)
Practice this on the real test format
Signs are the part of the DMV written test people fail on, because reading them is a skill rather than a fact to memorize. Aprobify drills all 1034 of them, and tells you why each answer is what it is.
Get the appSign designations follow the MUTCD and the California MUTCD published by Caltrans; meanings are checked against the California Driver's Handbook (DL 600, rev. 6/2025). Edited by Fernando Aguilera. Aprobify is not affiliated with the California DMV.
Signs in the same family
These sit next to it in the regulatory signs series — the ones most easily mixed up with it.
- R3-6R Overhead sign showing two or more permitted movements from the lane, including a right turn
- R3-7aP Plaque indicating the mandatory turn does not apply to buses
- R3-7bP Plaque indicating the mandatory turn does not apply to bicycles
- R3-7L Post-mounted sign placed in advance of the intersection: the left lane must turn left
- R3-8aL Advance lane control for approaches with three or more lanes. With three or more lanes these signs are post-mounted, never overhead
- R3-8aR Advance lane control for approaches with three or more lanes
