Special conditions for the ABIC contracts introduce the concept of Force Majeure. These special conditions were updated and reissued in April 2026, with two versions available – a short form version and a comprehensive version for projects involving greater complexity.

The Professional Services Subcontract (September 2025 update) is available for members to use when back-to-back provisions are required to pass through rights and obligations of the Head Contract to the Subconsultant. This is a major update that addresses many more elements and is a more comprehensive framing of the contractual relationship. Download today!

The ACA is delighted to launch two documents to assist members with Secondment Agreements. These include a Secondment Agreement for use between two practices; and a Secondment Letter for use between the Secondee and their Employer. Available for ACA members to download today!

The ACA has developed the Short Form Architect Consultant Agreement to facilitate a straightforward, uncomplicated legal engagement between an architectural practice (the Principal) and a consultant business or an independent contractor who is not an employee (the Consultant). Note the May 2025 update of the Agreement. Download the updated documents today!

Special conditions allow the ABIC Commercial Basic Works Contract to be adapted for use on small residential projects in New South Wales.

Just three pages and a cover letter, the ACA Short Form Client Architect Agreement is a fair and balanced model contract for use on small- to medium-sized projects. Updated December 2023.