Residential Development Building Certifiers 

Private Certifier

A1 Certifiers is a team of building certifiers in Australia licensed by the Building Services Authority (BSA). Following the Queensland Building Act 1975, our role as Building Certifiers Australia is mainly to facilitate the approval, inspection and certification of building work in Queensland.
We ensure that building works comply with the required parts of the Queensland Development Code (QDC), the Building Code of Australia (BCA), relevant Australian Standards (AS) and all applicable building control legislation.
To ensure the success of your project, we work as part of your development team.
We are professional and cost-effective in delivering our prompt, customized services.

Building Certification Consultant Qld

What does a building certifier do?

A1 Certifiers, Building Certification Consultants Qld, provides approval, inspection and certification services for residential and commercial buildings of all categories of buildings and structures, from residential to commercial. Our staff has various technical and practical experience that enables A1 Building Certification Consultants to provide buildable and cost-effective solutions.
We can provide building certification services anywhere in Queensland. We are also licensed as Building Surveyors in Western Australia and the Northern Territory.

During the construction phase of the building, we will

  • Perform the required inspections and additional inspections as necessary
  • Provide ongoing consultation to ensure your project is built in compliance with BA documents
  • Make the final certification of your project upon satisfactory completion of construction and acceptance of all required certification and supporting documents
  • Issue final certification documentation to the client and local government under the Queensland Building Act 1975 to complete the BA process

What is included with my fee?

Building Certification Proposal

  • Title and Registered Survey Plan search
  • Planning compliance check inclusive of overlay checks
  • Compliance check against applicable Queensland Development Codes
  • Infrastructure searches (if available)
  • Competent person license search and checks
  • Assessment of documents for compliance with deemed to satisfy provisions of the BCA and Building Act
  • Information request submission if applicable.
  • Issue Development Approval for Building Works
  • Council document lodgement fee
  • Final inspection (Form 21)
  • Issue and Archival of certificates.

Ready to go? To get started we need

Signed agreement (refer attached owner consent and engagement confirmation)

Fees paid in full & receipt of payment sent to

Architectural Documentation inclusive of the following drawn by a suitably qualified person

  • Site Setout plan
  • Distance from the boundaries
  • Lot size
  • Registered Plan Number
  • Site coverage
  • Floor plan
  • Elevations and Section


Building Certification Proposal


Quote & Assessment

30 days
10 days

Provide plans
for quote

Action from Client

Quote sent
back to you

Action from Client

Sign Agreement &
make payment

Action from Client

Administration & Assessment carried out by certifier/town planner

Action from A1 Certifier

Certifier issues request for information (IR)

Action from A1 Certifier


Pending Approval

30 days
10 days
5 days

Send in requested docs from information request

Action from Client

Certifier assesses new information

Action from A1 Certifier

Pending plans have been provided and are all correct

Action from A1 Certifier

Plans approved & documents put together

Action from A1 Certifier

Approval lodged with council & sent to applicant

Action from A1 Certifier


Approved & finalising

6 months if pool or 12 months if demolition works or within 24 months

Building works can

Action from Client

Notify When building works is complete & book required inspection

Action from A1 Certifier

Provide forms, certificates & photos

Action from Client

Required inspections
carried out

Action from A1 Certifier

Certifier issues final approval
form 21 (17 if pool)

Action from A1 Certifier



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