# QLD Form 12 (/docs/form-guides/building/qld/qld-building-form-12-aspect-inspection)



Use this guide when you fill **Form 12 - Aspect Inspection Certificate (Appointed Competent Person)** in Tradie Forms. The web form follows the Queensland PDF layout for this certificate.

[Open Form 12](/forms/qld-building-form-12-aspect-inspection) after the building certifier has appointed you for the aspect inspection.

<Callout type="info" className="docs-callout-info my-4">
  Form 12 covers the aspect work you inspected. Give it to the building certifier
  so they can use it when deciding whether the relevant stage is complete.
</Callout>

## Before you start [#before-you-start]

* Confirm you are the **appointed competent person** for this aspect inspection.
* Have the **property address**, **lot and plan**, and **local government area**.
* Know the **building or structure description** and **NCC class**.
* Have **certifier details** and the **building development approval number**.
* Be ready to describe the **basis** for certification and any **reference documentation**.

## In the app [#in-the-app]

<span id="aspect" />

## Aspect [#aspect]

Enter the **aspect of building work** you inspected, for example waterproofing, tiling, glazing, or smoke detection.

<span id="property" />

## Property [#property]

Use **address search** for the street address, or type street, suburb, state, and postcode manually.

Add **lot and plan** details from the title or rates notice, and the **local government area**.

<span id="buildingStructure" />

## Building [#building]

Describe the **building or structure** and its **class under the National Construction Code**.

<span id="extent" />

## Extent [#extent]

Describe the **extent and location** of the aspect work covered by this certificate.

<span id="basis" />

## Basis [#basis]

Explain the **basis for the certificate** and which standards, codes, or publications you relied on.

<span id="references" />

## References [#references]

List **reference documentation**, such as numbered structural engineering plans.

<span id="certifier" />

## Certifier [#certifier]

Enter the **building certifier's name**, **certifier reference number**, and **building development approval number**.

<span id="competentPerson" />

## Competent Person [#competent-person]

Enter your **name**, **company**, **contact person**, **phone numbers**, **email**, and **postal address**.

Add **licence or registration** details when they apply, and the **date you received the inspection request** from the building certifier.

Save competent person details as a **saved detail** on Solo or Team to prefill your next Form 12.

<span id="declaration" />

## Signature [#signature]

**Sign** and enter the **date** as the appointed competent person.

## Check before download [#check-before-download]

1. The aspect, property, building description, and NCC class identify the right work.
2. The extent says exactly what you inspected and where.
3. The basis and reference documents support the certification you are making.
4. The building certifier and approval references match the job.
5. Your licence or registration details are included where they apply.
6. Your name, signature, and date are complete.

<span id="after-export" />

## After download [#after-download]

* Give the signed PDF to the building certifier.
* Keep a copy for your records.
* Check any project-specific document naming or attachment requirements before handover.

For field examples and common mix-ups, read the [Queensland Form 12 aspect inspection guide](/resources/qld-form-12-aspect-inspection-certificate-guide).