R101
At a glance
- Sign code
- R101
- Type
- Regulatory
- Official meaning
- Command sign imposing a minimum speed equal to the figure displayed.
What the Minimum speed sign means
You may not drive slower than the speed shown on this sign.
What you must do
Keep your speed at no less than the figure shown while it remains safe to do so; do not crawl along holding up traffic.
Know the mistake this sign turns on
Full access adds the confusion Minimum speed is most often mistaken for and the hint for the test, on this sign and every other one — plus practice questions and timed mock papers. The practice sample and the readiness test are free.
See the free practice testSources
- Road Traffic Signs chart, National Department of TransportThe official chart. Sign R101 was checked against it, artwork and meaning, before being published here.
- National Road Traffic Regulations, 2000 — Schedule 1Where the prescribed meaning of each road traffic sign is set out.
Last updated 2026-08-23.