Convert JPG Plans to AutoCAD

I have a house design saved only as a high-resolution JPG and need it redrawn from scratch in AutoCAD, then exported as a clean, 1:1-scale DXF. The finished file will be my master drawing for permits, so accuracy is critical... (Budget: €30 - €250 EUR, Jobs: 2D Drafting, AutoCAD, Building Architecture, Building Design, Building Information Modeling, CAD/CAM, Drafting, Drawing Artist)