2 U.S.C. § 1873: Acceptance of travel expenses from non-Federal sources

Notwithstanding any other provision of law, the Architect of the Capitol may accept payment or authorize an employee of the Office of the Architect of the Capitol to accept payment on the Office’s behalf from non-Federal sources for travel, subsistence, and related expenses with respect to attendance of the employee (or the spouse of such employee) at any meeting or similar function relating to the employee’s official duties. Any cash payment so accepted shall be credited to the appropriation applicable to such expenses. In the case of a payment in kind so accepted, a pro rata reduction shall be made in any entitlement of the employee to payment from the Government for such expenses. may be required, in addition to any penalty provided by law, to repay, for deposit in the general fund of the Treasury, an amount equal to the amount of the payment so accepted; and in the case of a repayment under paragraph (1), shall not be entitled to any payment from the Government for such expenses. This section shall apply with respect to fiscal year 2019 and each succeeding fiscal year.