Client, designer and contractor dutyholder responsibilities

Completion of a project

Duty holder notification

  • for domestic projects or customers, the lead designer or contractor submitting the application must provide a duty holder notification to the building control body 
  • for commercial projects or customers, the client shall provide a signed duty holder notification. This should include the current and any previous building control principal designer(s) for the works.
  • each duty holder should provide a compliance statement for their responsible work

On completion of a project

The duty holders involved in the construction phase (client, principal designer, principal contractor) must provide compliance declarations to RBK building control confirming they have fulfilled their duties and that, to the best of their knowledge, the works comply with the building regulations. 

A completed duty holder declaration document must be provided to RBC building control before a completion certificate can be issued.