11 CFR § 112.5 - Reliance on advisory opinions (52 U.S.C. 30108(c)).
(a) An advisory opinion rendered by the Commission under 11 CFR part 112 may be relied upon by:
(1) Any person involved in the specific transaction or activity with respect to which such advisory opinion is rendered, and
(2) Any person involved in any specific transaction or activity which is indistinguishable in all its material aspects from the transaction or activity with respect to which such advisory opinion is rendered.
(b) Notwithstanding any other provision of law, any person who relies upon an advisory opinion in accordance with 11 CFR 112.5(a) and who acts in good faith in accordance with that advisory opinion shall not, as a result of any such act, be subject to any sanction provided by the Federal Election Campaign Act of 1971, as amended, or by chapters 95 or 96 of the Internal Revenue Code of 1954.