FEC jurisdiction is not on post ballot activity. It is on the campaign side. So, what we have here is one person's opinion.
Federal Election Commission
52 USC 30106
https://www.law.cornell.edu/uscode/text/52/30106
52 USC 30107 - Powers of FEC
https://www.law.cornell.edu/uscode/text/52/30107
Rule of law morans.