top of page


Building Approvals and Advice specialises in underpinning certification.


BA&A's dedicated underpinning team understands the importance of a quick turn-around. Let us ensure your underpinning approval can progress quickly.  We work closely with expert engineers to streamline your application.

We give our clients the opportunity to take control of their underpinning approvals.


Underpinning contractors save time with online portal access.

  • Submit your own application (allowing us to invoice right away) 

  • Check on project status and share insights between team members 

  • Upload documents whenever it suits you and your team (certificates, photos) 

  • Download your approval and final documents 

Documentation required to get started

  • Form 15 – Engineering 

  • Engineering plans 

  • Engineering report 

  • QBCC insurance 

  • Soil test


booth logo (1).png


"Affordable Underpinning have been using the services of Building Approvals and Advice for more than 4 years. We have found this company to be very professional and friendly. The communication is of a very high level, including a database which clearly show the progress of all our jobs, which is very useful. We highly recommend Building Approvals and Advice and quite often do recommend them to our clients to use for their personal projects. If we have any concerns or problems, BA&A work with us to resolve them or even just to provide professional advice. We are very pleased with the services they provide us and look forward to using them for years to come."

Terms you need to know


RFI: Request for Information, sometimes also called a list of requirements. This document outlines all items required by the certifier to issue an approval.


Form 15: certificate required before the building works can commence. Certifies that the design is compliant with the relevant regulations.


Form 16: certificate required at the completion of building works. Certifies that the installation or inspection of a stage or aspect is compliant with the relevant regulations.


Form 11: this certificate is issued by a building surveyor when the building works have been substantially completed for attached dwellings or commercial to confirm it was constructed as per the building approval.


Form 21: this is the final certificate issued by the certifier to the owner and Council in order to finalise the building application.

Take the info with you


We're committed to simplifying the certification process. Contractors usually come to us for support to follow their legal obligations...

Save a compliance headache and protect yourself - FAQs and insights on our blog


In the industry?

Resources below to keep your clients informed of the underpinning certification process. ​

  • Building certification - terms to know

  • First 10 things your certifier checks

  • Underpinning brochure 


Or contact us for a printed version. 

Brochure Icons_Pools.png
Brochure Icons_Re-Roofing.png
bottom of page