The C23.3 sign is a Danish prohibitory traffic sign that imposes a binding restriction on vehicles carrying dangerous goods. You must comply with this restriction from the point the sign is placed or within the controlled zone it indicates. Always check if your vehicle and its load, or your intended manoeuvre, are affected by this prohibition before proceeding, and never rely on habit over the posted rule.
Mastering the meaning of the C23.3 "No vehicles carrying dangerous goods" sign is essential for safe driving and passing your theory test. This prohibitory sign dictates specific restrictions, ensuring compliance with Danish traffic rules and enhancing road safety for all.
This Danish prohibitory sign creates a binding restriction. It can control turns, entry, access, vehicle category, load, dimension, speed, overtaking, stopping, parking, environmental-zone access, or use of shoulder and sidewalk areas. Correct interpretation means checking whether the rule applies to your vehicle and intended action before passing the sign. Official catalogue code: C23.3.
The "No vehicles carrying dangerous goods" sign sets a binding prohibition or restriction for the movement, vehicle category, stopping action, parking action, dimension, load, or road user shown. Catalogue code C23.3.
Get clear, practical answers to the most common questions about the C23.3 - No vehicles carrying dangerous goods road sign. Learn how the sign works, what rules it represents, and how it affects real driving situations. This FAQ strengthens your understanding and supports accurate decision making for the Danish driving theory exam in Denmark.
The C23.3 sign signifies a prohibition specifically for vehicles carrying dangerous goods. It means that if your vehicle is transporting such materials, you are not allowed to proceed past this sign or enter the restricted area.
If you are driving a vehicle carrying dangerous goods, you must not continue past the C23.3 sign. You should look for an alternative route that is permitted for your vehicle and load, or stop if it is safe to do so and reassess your journey.
No, the C23.3 sign specifically targets vehicles carrying dangerous goods. If your vehicle is not carrying such a load, this prohibition does not apply to you, and you may proceed unless other signs or rules indicate otherwise.
A common trap is assuming the prohibition applies to all vehicles or not paying attention to whether your specific load classifies as dangerous goods. Always read the sign carefully and consider your vehicle's current load and classification.
You must interpret the C23.3 sign in conjunction with any accompanying signs, subpanels, lane markings, or traffic signals. These additional elements can provide further context or specific instructions related to the prohibition, such as which lanes are affected or for how long the restriction applies.
A clear reference image of the C23.3 - No vehicles carrying dangerous goods road sign used in Denmark.

The C23.3 - No vehicles carrying dangerous goods road sign may also be known by these alternative names or terms.
The C23.3 - No vehicles carrying dangerous goods road sign is part of the Danish Prohibitory Signs category, which groups together signs with similar rules and functions.
Comparing signs like 'No vehicles carrying dangerous goods' with other prohibitory signs aids recall and reduces confusion for your theory test revision. Practice detailed traffic sign comparison to ensure you can quickly identify and understand each restriction during your exam preparation.

Understand the C11.1 'No Right Turn' prohibitory traffic sign in Denmark.

What the C11.2 'No Left Turn' Sign Means and How to Comply

Understand the C12 'No U-turns' prohibitory traffic sign in Denmark

Understand the C21 'Driving in both directions prohibited' sign in Denmark.

Understand the 'No Motor Vehicles' (C22.1) Sign: What It Means and How to Obey It

C22.2 Sign: No Motorcycles or Large Mopeds Allowed Ahead

The C23.1 Sign: What 'No Heavy Goods Vehicles' Means for Your Drive
After reviewing the full list of Danish road signs, test your understanding by attempting practice questions focused on sign recognition and meaning. Reinforce your learning and identify areas needing further study to confidently pass your driving theory exam.
View All Danish Road Signs List