11 C.F.R. § 100.53 Attendance at a fundraiser or political event.
Title 11 - Federal Elections
The entire amount paid to attend a fundraiser or other political event and the entire amount paid as the purchase price for a fundraising item sold by a political committee is a contribution.
Title 11: Federal Elections
PART 100—SCOPE AND DEFINITIONS (2 U.S.C. 431)
Subpart B—Definition of Contribution (2 U.S.C. 431(8))
§ 100.53 Attendance at a fundraiser or political event.