11 CFR § 113.4 - Contribution and expenditure limitations (52 U.S.C. 30116).
(a) Any contributions to, or expenditures from an office account which are made for the purpose of influencing a federal election shall be subject to 52 U.S.C. 30116 and 11 CFR part 110 of these regulations.
(b) If any treasury funds of a corporation or labor organization are donated to an office account, no funds from that office account may be transferred to a political committee account or otherwise used in connection with a federal election.