Expandify provides comprehensive compliance documentation, including: Structural engineering certificates , Ensuring the home meets safety and durability standards. Energy efficiency reports , Verifying compliance with state and national energy ratings. Wind rating certification , Determining suitability for various wind load zones. Bushfire Attack Level (BAL) compliance (if applicable). NCC and BCA compliance reports , Ensuring homes meet Class 1a building standards. Manufacturer's specifications , Detailing materials, insulation ratings, and design specifications. These documents assist with council approvals, lender financing, and insurance applications.