If you need Civil 3D for , Autodesk provides a legal workaround:

If you need the software for professional work, you can download a free 30-day trial from the official Autodesk website.

Autocad Civil 3d 2013 is a civil engineering design software developed by Autodesk. It is built on top of the AutoCAD platform and provides a wide range of tools and features for designing and analyzing civil engineering projects. With Autocad Civil 3d 2013, users can create detailed designs, analyze and simulate real-world scenarios, and collaborate with stakeholders to bring projects to life.