Submit a complaint

Use this form to make a complaint to the department about a regulated building service or a home building work contract.

In person/by post

To submit your complaint in person or by post download the form, complete it, and submit it with any supporting documents:

In person: Level 1, 303 Sevenoaks St, Cannington (Mon-Fri, 8.30am-4.30pm)
By post: Building Commission Complaints Branch, Locked Bag 14, Cloisters Sq WA 6850

Online using this form

To submit your complaint online using this form you may need electronic copies of:

  • the Notice of Proposed Complaint;
  • proof of service of the Notice of Proposed Complaint;
  • contracts and invoices;
  • building permits (if any); and
  • correspondence or documentation relevant to your complaint