"Political committees with only independent expenditures (Super PACs); or special bank account in Hybrid PACs may solicit + accept unlimited contributions from individuals, corporations, labor orgs ~and other PACs~
They may not accept contributions from foreign nationals, federal contractors, national banks or federally chartered corporations"
Very odd rule b/c Musk is a federal contractor, yet allowed to own a super-PAC and so:
"Musk Donates $45 Million A Month To Pro-Trump PAC" - Forbes