ANONS, CHECK THIS OUT:
Understanding How the Hatch Act Applies to You
May not engage in political activity — i.e., activity directed at the success or failure of a political party, candidate for partisan political office, or partisan political group — while the employee is on duty, in any federal room or building, while wearing a uniform or official insignia, or using any federally owned or leased vehicle. For example:
May not post a comment to a blog or a social media site that advocates for or against a partisan political party, candidate for partisan political office, or partisan political group;
May not use any e-mail account or social media to distribute, send, or forward content that advocates for or against a partisan political party, candidate for partisan political office, or partisan political group.
https://web.archive.org/web/20180826133135/https://osc.gov/resources/ha%20pamphlet%20sept%202014.pdf