The blue zone Parkeerschijf
De regel · The rule
In a blue zone (E10) set the parking disc to the next half hour after you arrive, and leave within the time on the sign.
sign E10 · RVV 1990 Bijlage 1
Why this rule exists
A blue zone shares a few free spaces fairly: everyone gets the same limited time.
Test yourself
Kees' three questions on this rule, the “Wist je dat?” facts and his tip come with the drive, in Voorrah! Pro.