If there were a benefit, the government wouldn’t have to mandate it to be done.
I don't believe that's a true statement. If that were true, we wouldn't need government at all. Yet clearly we do.
There are lots of areas where government appropriately sets rules that benefits us all, that the free market would not do on it's own.
Examples, include:
We need to be dilligent against governmental abuses, but don't let that dilligence lead you into thinking that government is all evil and doesn't do some very good things.