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Applies during the specified hours — South African Road Sign R501

This is a supplementary plate fixed under another road sign. It means the sign above applies only during the hours shown on the plate. Read it with the sign above: that sign's instruction applies only during the hours shown on the plate. Outside those times the sign above does not apply, unless another plate also applies.

Applies during the specified hours road sign

R501

At a glance

Sign code
R501
Type
Regulatory
Official meaning
Selective-restriction plate R501: the sign above it applies only during the hours shown on the plate.

What the Applies during the specified hours sign means

This is a supplementary plate fixed under another road sign. It means the sign above applies only during the hours shown on the plate.

What you must do

Read it with the sign above: that sign's instruction applies only during the hours shown on the plate. Outside those times the sign above does not apply, unless another plate also applies.

Know the mistake this sign turns on

Full access adds the confusion Applies during the specified hours 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 test

Sources

  • Road Traffic Signs chart, National Department of TransportThe official chart. Sign R501 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.

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