No, its not. It, by definition, favors the status quo.
> If it's across the board "no politics", then no one ideology gets pushed, which is by definition neutrality.
No, prohibiting pushing isn’t neutrality, its favoring the current state.
> The scope isn't being limited.
Yes, the a particular scope is being excluded.
> [...] company time.
That’s the excluded scope.
> > always serves to protect the status quo.
> Or limiting the scope of activism always serves to protect progressive politics, because you're not allowing conservative voices and ideas to be heard.
Sure, if the conservative position is not the status quo and the progressive one is; your preventing both (and others) from being heard, adversely impacting all that are not the status quo. To the extent your “alternative” is true, its not an alternative, just a specific case of what I initially described.