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What is PQS accreditation

CHAS Registration, what is PQS accreditation

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Bob Evans

Bob Evans

Published on

1 January 2026

PQS accreditation

What Is PQS Accreditation? (UK Contractors Explained)

PQS accreditation stands for Pre-Qualification Scheme accreditation. It is used in the UK construction and services sectors to assess whether a contractor meets recognised standards for health & safety, insurance, financial stability, and legal compliance.

Many clients and principal contractors require the accreditation before allowing businesses to tender for work.

What Does PQS Mean?

A PQS accreditation confirms that a business has been independently assessed against industry-recognised criteria. It demonstrates that a contractor:

  • Manages health and safety effectively
  • Has appropriate insurance in place
  • Is financially viable
  • Meets legal and regulatory obligations

Instead of completing multiple PQQs, accredited contractors can use PQS as proof of compliance.

Who Needs PQS Accreditation?

The accreditation is commonly required for:

  • Construction contractors and subcontractors
  • Electrical, mechanical, and building services companies
  • Maintenance and facilities management providers
  • Businesses tendering for commercial or public sector work

For many buyers, PQS accreditation is a minimum entry requirement.

What Does The Accreditation Assess?

A PQS assessment typically reviews:

Health & Safety Management

  • Health & Safety Policy
  • Risk assessments and method statements (RAMS)
  • Training and competence records
  • Accident reporting procedures

Company and Financial Information

  • Business structure and ownership
  • Public and employers’ liability insurance
  • Financial declarations or accounts

Compliance and Governance

  • Legal compliance
  • Modern slavery and equality policies (where applicable)
  • Environmental considerations

Get a price for a PQS accreditation

How Long Does The Accreditation Last?

PQS accreditations are valid for 12 months and require annual renewal to ensure information remains current and compliant.

Benefits of the Accreditation

PQS accreditation helps contractors:

  • Win more work
  • Reduce repeated PQQ paperwork
  • Demonstrate competence to buyers
  • Meet procurement requirements quickly

For small contractors, it saves time and improves credibility.

Common Misunderstandings

  • It is not optional for many contracts
  • Generic policies are not sufficient
  • Accreditation must be maintained, not just achieved

Conclusion

  • PQS accreditation is a UK pre-qualification assessment

  • It proves contractor competence and compliance

  • Often required before tendering

  • Covers health & safety, insurance and financial checks

  • Typically renewed annually


Expert Advice

Choosing the right PQS scheme, and getting your documentation right first time, can be the difference between winning work and being delayed or rejected at the pre-qualification stage.

The first question most contractors ask is “how much does it cost?”


In many cases, PQS accreditation is significantly more cost-effective than other SSIP schemes such as CHAS, while meeting the same SSIP-recognised standards. All SSIP accreditations follow the same core criteria, so you’re not compromising on compliance.

PQS fees can vary, so rather than guessing, complete a short form and we’ll confirm the exact current cost for your business.

Click the button below.


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