Design Certifier

A certificate of compliance(design) is a requirement under the new building control regulations SI9. The design certifier is responsible for the preparation of the drawings, specification and particulars for the design of the building, and ensures that ancillary certificates are obtained for any other members of the design team.


Assigned Certifier
The assigned certifier is appointed by the building owner to certify the works carried out in accordance with the building control regulations. The assigned certifier is responsible for signing statutory documents for building control and overseeing all other certifiers on the project. Assigned certifier does not include for supervision of the builder. It is based on inspections of the building, the workmanship, detailing and materials used etc.


Building Control Regulations Code of Practice

The Assigned Certifier should:

  • Provide and sign the relevant statutory certificates – the form of undertaking at commencement and
    the Certificate of Compliance on Completion;
  • Co-ordinate the ancillary certification by members of the design team and other relevant bodies for
    the Certificate of Compliance on Completion;
  • Identify all design professionals and specialists, in conjunction with the Builder, from whom certificates
    are required;
  • Identify all certificates required and obtain them;
  • Co-ordinate and collate all certification of compliance for completion in conjunction with the Builder;
  • In consultation with the members of the design team, plan and oversee the implementation of the
    Inspection Plan during Construction;
  • Prepare the Preliminary Inspection Plan and oversee adherence to this plan, and on completion
    provide the Inspection Plan as implemented;
  • On termination or relinquishment of their appointment make available to the Building Owner all
    certification prepared and inspection reports carried out;
  • Act as the single point of contact with the Building Control Authority during construction;
  • Seek advice from the Building Control Authority, in respect of compliance matters relating to the
    building or works where disputes or differences of opinion arise between the parties to the project; and
    maintain records of inspection.

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