Rule of construction Nothing in this section may be construed to prohibit the spouse of a Member of Congress who accompanies the Member on official travel from paying for the costs of the spouse’s travel. (d) Official travel defined In this section, the term official travel means any travel for which the costs (including the costs of transportation, lodging, meals, and related expenses) may be covered by appropriated funds, including official funds of the House of Representatives, official funds of the Senate, or funds available under any Federal law, rule, or regulation. (e) Effective date This section shall apply with respect to travel undertaken on or after the date of the enactment of this Act. 5. Restricting use by Members of Congress of travel promotional awards received in connection with official air travel (a) Restrictions on use by Members of the House of Representatives Clause 5 of rule XXV of the Rules of the House of Representatives is amended by adding at the end the following new paragraph: (j) (1) Except as provided in subparagraph (2), if a Member, Delegate, or Resident Commissioner receives a travel promotional award in connection with any official air travel undertaken by the Member, Delegate, or Resident Commissioner, the Member, Delegate, or Resident Commissioner may use the award only in connection with other official air travel undertaken by such Member, Delegate, or Resident Commissioner. (2) Notwithstanding subparagraph (1), a Member, Delegate, or Resident Commissioner may donate a travel promotional award described in such subparagraph to an organization described in section 501(c) of the Internal Revenue Code of 1986 and exempt from taxation under section 501(a) of such Code. (3) In this paragraph— (A) the term official air travel means travel by commercial aircraft for which the costs are paid with Federal funds, including the Members’ Representational Allowance