(a) When a political campaign committee created to support or oppose a measure receives a contribution, the treasurer shall obtain from the donor an affirmation that the donor is not a foreign national and has not knowingly or willfully accepted funds aggregating in excess of one hundred thousand dollars ($100,000) from prohibited sources within the four-year period immediately preceding the date the contribution is made.
(b) Within forty-eight (48) hours of making an independent expenditure supporting or opposing a measure, the person making the expenditure must certify to the registry of election finance that the person has not knowingly or willfully accepted funds aggregating in excess of one hundred thousand dollars ($100,000) from prohibited sources within the four-year period immediately preceding the date the expenditure is made and that it will not do so through the remainder of the calendar year in which the measure will appear on the ballot.