Code of Federal Regulations Title 11. Federal Elections § 11.102.12 Designation of principal campaign committee (52 U.S.C. 30102(e)(1) and (3))

(c)(1) No political committee which supports or has supported more than one candidate may be designated as a principal campaign committee, except that, after nomination, a candidate for the office of President of the United States nominated by a political party may designate the national committee of such political party as his or her principal campaign committee. A national committee which is so designated shall maintain separate books of account with respect to its function as a principal campaign committee.

(2) For purposes of 11 CFR 102.12(c), the term support does not include contributions by an authorized committee in amounts aggregating $2,000 or less per election to an authorized committee of any other candidate, except that the national committee of a political party which has been designated as the principal campaign committee of that party's Presidential candidate may contribute to another candidate in accordance with 11 CFR part 110.