Designers Frequently Asked Questions
Q: What is CHAS' definition of a designer?
A: The CHAS National Management Board decided that prequalification as a designer applies to individuals or
practices involved in architecture, civil, structural,
building services engineering or building surveillance, and mechanical and electrical engineering.
Q: How long is a compliant assessment valid?
A: One year. Please note, if an assessor finds your application compliant you automatically receive a certificate of
accreditation which also lasts one year.
Q: As a designer will I be assessed as a contractor or consultant (supplier) as well as a designer?
A: No. The assessment includes a review of the essential elements of your safety management system.
Q: Do you accept designer pre-qualification through any other schemes in the same way as you do for contractors
or consultants (suppliers)?
A: No. Pre-qualification for designers is a specialist area, we do not recognise any other third-party schemes but this
Q: I design and build. What are the implications?
A: You will need to pre-qualify as both a designer and supplier. This requirement will be subjected to a review
after we have received information regarding your work projects.
Q: How long does an assessment take?
A: Once your application has been received with all supporting documentation and evidence, the assessors are contracted
to complete the initial assessment within 15 working days.
Q: What does an assessment cost?
A: If you are applying as a Designer Principal Designer, please refer to the fee structure on the CHAS FEES Page.
If applying as a group contact the CHAS administration team on 020 8545 3838.
Q: Who undertakes the designer assessments?
A: The assessor completing a designer pre-qualification assessment will have knowledge and experience in both design and
Q: Will the assessor give me health and safety or design advice?
A: Assessors cannot act as an adviser as this would be a conflict of interest. They will inform you of a failure to achieve
the required compliance standard and in some circumstances they may discuss issues with you by telephone.
They will give written guidance about any concerns but this should not be mistaken as advice.