https://www.gpo.gov/fdsys/pkg/STATUTE-116/pdf/STATUTE-116-Pg81.pdf
"(1) IN GENERAL.—^A candidate, individual holding Federal
office, agent of a candidate or an individual holding Federal
office, or an entity directly or indirectly established, financed,
maintained or controlled by or acting on behalf of 1 or more
candidates or individuals holding Federal office, shall not—
"(A)
solicit, receive, direct, transfer, or spend funds
in connection with an election for Federal office, including
funds for any Federal election activity, unless the funds
are subject to the limitations, prohibitions, and reporting
requirements of this Act; or
"(B) solicit, receive, direct, transfer, or spend funds
in connection with any election other than an election
for Federal office or disburse funds in connection with
such an election unless the funds—
"(i) are not in excess of the amounts permitted
with respect to contributions to candidates and political
committees under paragraphs (1), (2), and (3) of section
315(a); and
"(ii) are not from sources prohibited by this Act
from making contributions in connection with an election
for Federal office.