The secret of the labels: How to get the ZERO Label without buying a 100% electric car

Iván Navarro     13 March 2026     3 min.
The secret of the labels: How to get the ZERO Label without buying a 100% electric car

Although many people think that only fully electric vehicles can display the DGT ZERO label, with the advantages that this entails, the reality is quite different. Below we explain it to you.

Did you know there are legal ways to display the **ZERO Label** on your windscreen without buying a 100% electric car?

It’s no magic: the DGT classifies vehicles by technology and range. Knowing the technical data sheet, the WLTP cycle and the type-approval options allows you to obtain the label without buying a new BEV.

What you need to know:

  • The ZERO Label is assigned to 100% electric vehicles, hydrogen vehicles and plug-in hybrids (PHEV) whose WLTP electric range exceeds 40 km.
  • The DGT is based on the technical data sheet and the vehicle’s type-approval code; always keep these documents to apply for the label.
  • Converting a car to electric with type approval is legal, but expensive: it usually requires an ITV inspection, a workshop certificate and new documentation.
  • Charging power (kW) and real-world range matter: check WLTP data, not just city consumption.

Hyundai Tucson Phev 4

Real (and legal) options for getting the ZERO Label without buying a BEV

1) Buying a PHEV with a WLTP range of 40 km or more

This is the most direct and quickest route. Many modern plug-in hybrids already exceed 40 km WLTP; the DGT classifies them as ZERO. Before buying, check the WLTP range on the technical data sheet and the charging power (3.7–7.4 kW is common).

2) Buying a pre-approved vehicle or leasing/renting one with a ZERO Label

If you don’t want to buy, renting or leasing a PHEV or a car with a ZERO Label lets you use it with the tax advantages and access to restricted zones without the purchase outlay.

3) Approved electric conversions

Converting a combustion car to electric and obtaining type approval is possible and legal. Requirements: work carried out by an authorised workshop, a technical report, an ITV inspection for the change in mass, and the technical data sheet. The approximate cost is high €8,000–20,000 depending on the kit, battery and approval.

4) Hydrogen vehicles and other alternatives

Fuel-cell vehicles carry the ZERO Label, but the offer is very limited. It is rarely the practical option except in specific fleets.

Mitsubishi Outlander Phev (32)

Practical tips from driver to driver

— Before buying, request the technical data sheet and look for the electric WLTP range figure: if it exceeds 40 km, you will have a ZERO Label. Keep the document for any procedure.

— If you opt for a conversion, use workshops with experience and ask for a detailed quote: managing the approval is usually the most expensive part and the one that takes the longest.

— Check the charging power (kW): a PHEV with 7.4 kW will charge much faster than one with 3.6 kW; for daily use that difference defines the real experience.

Kia Sportage Phev (18)

Final conclusion

Over the coming months the supply of PHEVs with a WLTP range above 40 km will keep growing, and the DGT will maintain its classification by technology and range. If you want the advantages of the ZERO Label without switching to 100% electric, the most practical option today is a well-documented PHEV or renting these models; the approved conversion is there too, but it remains an alternative for those who need to keep their current vehicle and can afford the cost.


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