; or (B) of any corporation, partnership, or trust in which such individual holds, directly or indirectly, a significant interest as the sole or principal owner or the sole or principal beneficial owner (as such terms are defined in regulations prescribed by the Secretary). (3) The term major party has the meaning given the term in section 9002 of the Internal Revenue Code of 1986. (4) The term Secretary means the Secretary of the Treasury or the delegate of the Secretary. (b) Disclosure (1) In general (A) Candidates for President and Vice President Not later than the date that is 15 days after the date on which an individual becomes a covered candidate, the individual shall submit to the Federal Election Commission a copy of the individual’s income tax returns for the 10 most recent taxable years for which a return has been filed with the Internal Revenue Service. (B) President and Vice President With respect to an individual who is the President or Vice President, not later than the due date for the return of tax for each taxable year, such individual shall submit to the Federal Election Commission a copy of the individual’s income tax returns for the taxable year and for the 9 preceding taxable years. (C) Transition rule for sitting Presidents and Vice Presidents Not later than the date that is 30 days after the date of enactment of this section, an individual who is the President or Vice President on such date of enactment shall submit to the Federal Election Commission a copy of the income tax returns for the 10 most recent taxable years for which a return has been filed with the Internal Revenue Service. (2) Failure to disclose If any requirement under paragraph (1) to submit an income tax return is not met, the chairman of the Federal Election Commission shall submit to the Secretary a written request that the Secretary provide the Federal Election Commission with the income tax return. (3) Publicly available The chairman of the Federal Election Commission shall make publicly available each income tax