If you’re considering ISO certification for your business, one of the first questions you’ll probably ask is: how much does it actually cost? The answer isn’t always straightforward, but understanding the key cost factors can help you plan your budget and make informed decisions.
What Is ISO Certification?
ISO certification is a formal recognition that your organisation meets international standards for quality, environmental management, information security, or other areas. Some of the most common certifications include:
- ISO 9001 (Quality Management)
- ISO 14001 (Environmental Management)
- ISO 27001 (Information Security)
- ISO 45001 (Occupational Health & Safety)
Each standard has its own requirements, but all follow a structured approach to continuous improvement and risk management.
Typical Costs of ISO Certification in the UK
The cost of ISO certification in the UK depends on several factors, including the size of your business, the complexity of your operations, and whether you use a consultant. Here’s a general breakdown:
1. Certification Body Fees
This is what you pay to the organisation that audits your business and issues the certificate.
- Small business (under 20 employees): £1,500–£3,000 per year
- Medium-sized business (20–250 employees): £3,000–£6,000 per year
- Large organisations (250+ employees): £6,000+ per year
Note: Most ISO certificates are valid for three years, with annual surveillance audits. Costs can vary depending on the certification body.
2. Consultancy Fees (Optional but Common)
Hiring an ISO consultant can help you prepare for the audit, write documentation, and train your team.
- Day rate: £600–£1,000 per day
- Total consultancy package: £2,000–£10,000+ depending on size and complexity
Some businesses opt to do everything in-house to save on consultancy fees, especially for simpler standards like ISO 9001.
3. Internal Costs
These are your own time and resources spent on preparing for certification, including:
- Staff training
- Process changes
- Management system documentation
These costs vary widely depending on how much groundwork you already have in place.
Can You Get ISO Certified for Free?
Not really. While there are free templates and DIY guides online, official ISO certification must come from a UKAS-accredited certification body, and there will always be a cost involved.
However, government grants or local business growth schemes may be available to support certification if it’s part of a growth or export strategy.
How to Reduce the Cost of ISO Certification
- Start with one standard. If you’re new to ISO, begin with ISO 9001 and build from there.
- Use online ISO management software to streamline documentation and audits.
- Get multiple quotes from UKAS-accredited certification bodies.
- Choose a consultant with industry experience—they’ll work more efficiently and may cost less in the long run.
- Train an internal ISO champion to reduce your reliance on external support.
Is It Worth It?
For many businesses, ISO certification isn’t just a badge—it’s a competitive advantage. It can:
- Win you more tenders and contracts
- Improve operational efficiency
- Strengthen customer trust
- Reduce risk and improve compliance
The return on investment often outweighs the upfront costs—especially when certification is tied to a clear business strategy.
Final Thoughts
ISO certification costs in the UK vary depending on your organisation’s size, complexity, and approach. On average, small businesses should budget at least £3,000–£5,000 for certification and preparation in year one. But with the right approach, ISO certification can be a powerful driver of growth, quality, and credibility.
Need help navigating ISO certification?
Whether you’re just starting out or looking to expand into multiple standards, working with the right support can save time, reduce costs, and set you up for success – Fill out our form to get your free quote today!
