Having worked in government, I don't see why they should be excluded from paying. But I think a charity could fall under the 3rd one here. "Examples of freely

Having worked in government, I don't see why they should be excluded from paying. But I think a charity could fall under the 3rd one here. "Examples of freely permitted usage include: Personal projects with less than $10 million revenue per year Students and teachers (whether in an educational or professional setting) Research at not-for-profit institutions Personal contributions to non-commercial open source projects"