Do I Need a Tachograph? A Guide for Small Business Operators
Updated: Nov 6
Do I Need a Tachograph? A Guide for Small Business Operators
For many small business owners operating vans or lorries, the topic of tachographs can feel confusing, technical and sometimes a little overwhelming. But if you operate vehicles over a certain weight for commercial purposes, it's critical to understand whether you need a tachograph — and the consequences if you don't comply.
In this guide, we'll demystify tachograph rules and help small business operators understand whether they need one, what type of rules apply, and what to do if they qualify for exemptions.
1. What Is a Tachograph?
A tachograph is a device fitted to certain commercial vehicles to record driving time, rest periods, breaks and vehicle speed. It's primarily used to enforce drivers' hours rules — designed to prevent fatigue-related accidents.
There are two main types:
- Digital tachographs — required in most modern vehicles over 3.5 tonnes
- Analogue tachographs — found in older vehicles, still legal in some contexts
2. When Are Tachographs Legally Required?
Tachographs are required if:
- You're driving a vehicle over 3.5 tonnes gross vehicle weight (GVW)
- You're operating "in scope" of the EU or GB drivers' hours rules
- You don't qualify for an exemption
"In scope" means you're carrying goods for hire or reward (being paid to carry other people's goods), or for your own business without qualifying for an exemption.
That includes deliveries for your own company, driving your own goods to site, and transporting tools, machinery or construction materials.
Yes — even if you're not a haulier.
3. Common Exemptions (That May Apply to You)
You may not need a tachograph if your operation qualifies for an exemption. The most relevant for small business owners:
| Exemption | What It Covers |
| 100km radius (GB domestic rules) | Driving within 100 km (62 miles) of your base AND not for hire or reward |
| Goods vehicle under 3.5t GVW | No tachograph required regardless of use |
| Vehicles used for agriculture, horticulture, forestry, farming | Limited use exemptions available |
| Non-commercial or private use | No hire or reward, and not part of a business |
Be careful: many exemptions are conditional. If one detail doesn't fit, you may be in scope and need a tachograph. If you're not sure, check the current rules on GOV.UK before assuming an exemption applies.
4. What Trips Up Small Operators?
- Distance creep — regularly going just beyond the 100 km limit
- Occasional longer trips — a "one-off" job can put you in scope
- Hire and reward misunderstanding — charging customers for goods transport
- Using multiple bases — where's your operating centre?
- Fitting a tachograph but not using it — that's still non-compliance
5. Restricted Licence? Still at Risk
Even with a Restricted Operator Licence, you must:
- Follow all relevant drivers' hours and tachograph rules
- Stay compliant whenever your vehicle is in scope, even occasionally
- Retain tachograph records — driver data for 12 months and vehicle unit data for 24 months
- Analyse data and investigate infringements
The lack of a Transport Manager doesn't excuse non-compliance — it increases your personal responsibility.
6. Do You Need a Tachograph Policy?
If you operate both exempt and non-exempt vehicles, or sometimes go over the 100 km limit, create a basic tachograph use policy covering:
- Which vehicles need tachographs
- When drivers must use their cards
- Exemptions claimed and why
- How records are downloaded and analysed
- What action is taken on infringements
This protects you if DVSA or the Traffic Commissioner investigate your operation.
7. What Equipment and Records Are Required?
If you operate in scope, you need:
| Requirement | Details |
| Digital tachograph unit | Installed in each vehicle |
| Driver smart cards | Each driver must have one |
| Company card | To lock data and access downloads |
| Data downloader | To extract data from vehicle and cards |
| Record keeping | Driver data at least 12 months; vehicle unit data 24 months |
| Analysis system | Software or manual system to spot infringements |
Even if you only go in scope once a month, you still need to follow these rules.
8. What If You Occasionally Go In and Out of Scope?
This is common for builders delivering to a distant site, suppliers doing occasional nationwide drops, or businesses attending trade shows. Best practice:
- Fit a digital tachograph, even if you're exempt most of the time
- Instruct drivers to always carry their smart card
- Use the manual entry function to log out-of-scope work
- Log and justify exemptions in your record system
- Analyse any in-scope data properly
9. Penalties for Non-Compliance
If you're found operating in scope without a tachograph, DVSA can issue fixed penalties, vehicle prohibitions, interviews under caution, Operator Licence investigations, and referrals to Public Inquiry.
Don't assume "I didn't know" will be accepted — you're expected to be aware of the rules that apply to your operation.
10. How JS Transport Solutions Helps
We help small operators understand tachograph and drivers' hours obligations, set up compliant records and analysis routines, and build compliance systems through our Compliance Hub support and training.
If you're unsure whether your operation is in scope, book a free compliance health check (https://www.jstransport.uk/book-free-compliance-health-check) or read our guide to tachograph responsibilities for restricted licence holders (https://www.jstransport.uk/post/tachograph-responsibilities-for-owner-operators-and-restricted-licence-holders).
Final Thoughts
If you operate a commercial vehicle over 3.5 tonnes, the question isn't just "Do I need a tachograph?" It's: "Am I in scope of the rules — today?"
Know the rules that apply to your journeys, identify when exemptions apply (and when they don't), use and maintain tachographs properly, analyse the data, and keep records for the required periods.
Still unsure? It's better to over-comply than under-comply. Fit the tacho, use the card, and show DVSA you're in control.
