At the annual American Institute of Certified Public Accountants (AICPA) Conference on Current SEC and PCAOB Developments being held in Washington DC this week, IASB Vice-Chairman, Ian Mackintosh participated in a panel discussion and delivered prepared remarks. In the subsequent discussion, Mr Mackintosh reflected on the statement made earlier in the conference by US SEC Chief Accountant, James Schnurr on the possibility of permitting voluntary supplementary use of IFRSs in the United States.