Insights & guides

Practical guidance for your project.

Clear information about design, approvals, costs and construction documentation across NSW.

Guide

Duplex Design Guide for NSW: Feasibility, Approvals and Subdivision

A well-designed duplex can create two homes on one property, support extended-family living, generate rental income or improve the development potential of a suitable site. However, a duplex is not simply a larger house divided into two. Its feasibility depends on zoning, lot dimensions, frontage, site constraints, approval requirements, parking, private open space, privacy, waste […]

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Guide

CDC vs DA: Which Approval Pathway Is Right for Your NSW Project?

Choosing between a Complying Development Certificate (CDC) and a Development Application (DA) is one of the first important decisions in a NSW building project. It affects the design process, supporting reports, approval authority, likely timeframe and how much flexibility your proposal may have. The fastest-looking pathway is not automatically the best one. A CDC is […]

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Guide

Bushfire and Heritage Requirements for Building Projects in NSW

Building on bushfire-prone land or developing a heritage-affected property requires careful planning from the beginning. These constraints do not necessarily prevent development, but they can influence the building’s position, form, materials, landscaping, access and approval pathway. Early investigation helps identify the relevant requirements before significant time and money are invested in a design that may […]

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Guide

Childcare Centre Design Requirements in NSW: Planning and Approval Guide

Designing a childcare centre in New South Wales involves planning, education, safety, access, traffic, acoustic and operational requirements. The site must support a safe and functional service while also responding appropriately to surrounding properties. Early feasibility is important because the proposed number and ages of children influence room sizes, outdoor space, staffing, parking, amenities and […]

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Guide

Understanding BASIX Requirements for Residential Projects in NSW

BASIX is the NSW sustainability assessment system for residential development. It considers water efficiency, energy use and thermal performance and forms part of the approval documentation for applicable projects. BASIX applies to new residential developments, alterations and additions valued at $50,000 or more, and swimming pools or spas with a capacity greater than 40,000 litres. […]

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Guide

Building on a Sloping Site in NSW: Design and Approval Guide

A sloping property can offer excellent views, privacy and opportunities for a distinctive home. It can also create challenges involving excavation, retaining walls, access, drainage, structure and construction cost. The best results usually come from designing with the natural landform rather than forcing a standard flat-site solution onto the property. Start with an accurate site […]

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Guide

What Consultants Do You Need for a Development Application in NSW?

A Development Application often requires more than building design drawings. Depending on the project and property, specialist consultants may be needed to investigate site constraints, prepare technical reports and demonstrate that the proposal can operate safely and appropriately. Not every project requires every consultant. Identifying the likely team during the feasibility stage helps owners understand […]

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Guide

Common Mistakes When Planning a Home Extension in NSW

A well-planned home extension can improve daily living, create additional space and add long-term value. However, extensions can become expensive and frustrating when planning controls, site constraints, existing structures and construction requirements are not considered early. Avoiding the following common mistakes can help create a clearer approval process and a more practical, buildable outcome. 1. […]

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Guide

How Much Does a Building Designer Cost in Sydney?

The cost of engaging a building designer in Sydney varies considerably. A simple alteration, a new home, a duplex and a commercial project all require different levels of design, documentation, coordination and approval work. A professional fee should be based on the project scope, site complexity and required deliverables—not only the building’s floor area. Understanding […]

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Guide

Granny Flat and Secondary Dwelling Guide for NSW

A granny flat—also known as a secondary dwelling—can provide independent accommodation for family members, create rental income or add flexibility to a residential property. Although granny flats are common across New South Wales, not every property is automatically suitable. The site, zoning, lot area, existing development, access, parking, drainage and environmental constraints must be reviewed […]

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