Foreign travel tax exemption for leaders, spouses, delegates and foreign media attending a developing-countries science conference. Exemption from the foreign travel tax is granted to leaders of delegations, their spouses and delegates (including officials) from developing countries and to foreign media representatives attending the conference, disapplying the tax levy for their international journey made at the close of the conference. The exemption is issued under the executive's statutory power and is limited in temporal scope to the period specified in the notification.