DGT Rules Signals, signs, and road orders Authority order beats whatever looks most obvious

Signals, signs, and road orders

Authority order beats whatever looks most obvious

When a police officer, traffic lights, signs, and road markings all appear together, check who has the highest authority first.

What to watch for

The question shows a combination of officer, lights, signs, or road markings.

The rule

The rule explains exactly how to answer any question of this type — and why the obvious wrong answer fails.

See the rule →

Common trap

Don't just follow the most visible or obvious control — check authority first.

Practice the questions that test this rule

The full app shows DGT-style questions for this rule, with explanations that link the wrong answers back to exactly why they fail.