The Diploma of Building Design (CPP50921) is a nationally recognised vocational qualification that equips students with specialist skills in building design for residential and small-scale commercial projects. Students learn to develop design concepts from client briefs, produce compliant technical drawings and construction documentation, apply Australian building codes and standards, and use industry-standard software including Revit, AutoCAD, and ArchiCAD. The course covers the full design workflow — from initial concept and site analysis through to detailed working drawings, planning documentation, and project management support — giving graduates a thorough grounding in both the creative and regulatory dimensions of building design. The qualification is structured around core and elective units covering safety, construction materials, sustainability, accessible design, and energy-efficient design principles, with students completing all nine core units plus a selection of electives. It is offered at TAFE institutions and registered training organisations across every Australian state and territory.

This diploma is designed for people who want to work as professional building designers or architectural draftspersons in building design studios, architectural practices, residential and commercial development companies, government agencies, or as self-employed consultants. It suits both school leavers seeking a direct pathway into the industry and workers already employed in construction or design who wish to formalise and advance their skills. The course is competency-based, meaning students are assessed by practising and demonstrating real skills that can be directly applied in the workplace. Graduates are eligible to pursue licensing as a Building Designer — Low Rise or Medium Rise — and many also use the diploma as a credit pathway into Bachelor degrees in Architecture, Architectural Science, or related disciplines at Australian universities.

There are no nationally mandated academic prerequisites for the Diploma of Building Design; however, most Australian training providers strongly recommend or require completion of a Certificate IV in Building Design Drafting (CPP40115), Certificate IV in Residential Drafting (CPP40121), or Certificate IV in Residential Building Drafting before enrolment. In lieu of a prior certificate qualification, applicants may demonstrate equivalent relevant vocational experience evidenced through a portfolio of design or drafting work, a current resume, letters of employment, and client or employer references commensurate with the scope of the Certificate IV units. Students who are currently employed in the building design or construction industry and lack a formal Certificate IV may be able to access Recognition of Prior Learning (RPL) to establish eligibility.

All students who will need to access construction sites as part of their studies are required to hold a valid White Card (General Construction Induction Card) before commencing site-based components. International students must demonstrate English language proficiency, typically through an IELTS score of 5.5–6.0 overall (or equivalent), and must study full-time and on campus if holding a student visa. Some providers may also require a brief interview or skills assessment as part of the application process, particularly where places are limited. Age requirements are generally 17 years or over, and applicants who are Australian citizens or permanent residents and not currently completing Year 12 are typically eligible to apply without an ATAR. Each state and territory also has its own licensing and registration requirements that graduates must meet post-qualification before practising independently, so students are advised to check the regulations applicable in their state.