Section 597.506 - Official activities of certain international organizations; U.S. person employees of certain governments(a) Effective April 12, 2006, U.S. financial institutions are authorized to engage in all financial transactions with the Palestinian Authority otherwise prohibited by this part that are for the conduct of the official business of the United Nations, provided that no payment pursuant to this license may involve a debit to an account of the Palestinian Authority on the books of a U.S. financial institution or to any account blocked pursuant to this part.(b) For purposes of this section only, the term "United Nations" means its principal organs, including funds, bodies, commissions, agencies, departments and other entities of the Security Council, General Assembly, Economic and Social Council and Secretariat, specifically including, among others, the World Bank, the International Monetary Fund, the World Food Programme, and the World Health Organization.(c) The retention and reporting provisions of § 597.201 shall not apply with respect to transactions authorized by paragraph (a) of this section. 71 FR 27202 , May 10, 2006