Fuel Card Glossary

When managing a fleet of vehicles there certain terms you will need to know, that’s why we created our Fuel Card Glossary.

Being aware of these terms will help you to conduct your fuel card research plus understand the terminology suppliers will use.


AdBlue is a non-toxic diesel exhaust fluid, made up of high purity urea and deionised water used to treat exhausts on diesel engines to reduce harmful emissions. Many service stations now provide AdBlue services.

Automated Site

Commonly referred to as ‘Pay-at-Pump’. When related to a fuel card purchase, these are usually dedicated HGV / bunker fuel lanes.


A large order of diesel, usually delivered in a fuel tanker to a large volume user.


Abbreviation for “Cent per litre”

Daily Vehicle Checks

In certain industries daily vehicles check are mandatory to meet with Health and Safety regulations. Vehicles should be checked on a daily basis and defects reported immediately.


Stands for ‘Diesel Engine Road Vehicle’, and is a British industry term used to refer to diesel oil used in cars and lorries with diesel engines.


Abbreviation for “European Diesel Card”

Fuel Duty

A tax imposed on the sale of fuel.

Gas Oil

Also called red diesel, used for tractors, agricultural machinery and some refrigerated vehicles. It is available to purchase on fuel cards at participating sites.

Grey Fleet

This refers to any vehicle that does not belong to the company, but which are used for business travel.


Abbreviation for “Heavy Goods Vehicle”

Hybrid Vehicle

A hybrid vehicle uses two or more types of power, such as internal combustion engine plus an electric motor. Generally most will use petrol engines as the main source of power but also have an electric motor to assist powering the vehicle in certain driving conditions.


Abbreviation for “ Light Commercial Vehicle”


Abbreviation for “Large Goods Vehicle”

Lube Oil

A lubricant for engines. Part of the services available on most fuel cards.

Mixed Fleet

A group of drivers with different vehicle types and journey types.


This refers to the garages, service stations or sites that are available to a specific fuel card.


Abbreviation for “Pence per Litre”

Pump Price

This refers to the price displayed on the pump when filling up.

VAT Approved

An invoice which covers all information on VAT so that the customer can claim back in a format acceptable to the Inland Revenue.

Vehicle Tracking

Tracking devices can be attached to vehicles to allow their geographical position to be monitored using real time, satellite technology. Vehicle positions can be updated, and journey history recorded and stored.

Fuel Card Questions

Have you questions about fuel cards? We’ve got the resource for you.

We have put together a blog post covering 4 questions you should ask fuel card suppliers.


Fuel Card Glossary with terms you need to know

Fuel Card Glossary Part One


Fuel Card Glossary with terms you need to know

Fuel Card Glossary Part Two

Dominic Dysart
Why our customers choose Fuelwise
VES Transport

VES Transport

“I have been using Fuelwise fuel cards for many years and both the product and level of service is exceptional. To manage my business daily I use Velocity to monitor fuel spend and transactions and e-Route helps my drivers find any of the thousands of sites available with the Fuelwise fuel card. My Account Manager is always on hand to help and goes the extra mile to ensure everything is running smoothly”.

MDE Installations

MDE Installations

“Fuelwise is very customer focused and were able to provide what I needed for this project where others couldn’t. The e- Route app helps our engineers find Core sites instead of Non-Core sites which helps with efficiencies and cost savings. Velocity is well managed, and I can create plenty of reports and my Account Manager is always on hand to help. With GPS Tracking built into Velocity I can view distance travelled, speed etc. and driver contact details without having to open another system.”

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