; and (2) by adding at the end the following: (D) (i) Subject to the limitation in clause (ii), the Secretary may approve initial applications submitted for aliens described in section 101(a)(15)(E)(iii) for a fiscal year who are nationals of Ireland only in a number equal to the difference between 10,500 and the number of applications approved in a prior fiscal year for aliens who are nationals of the Commonwealth of Australia. (ii) In no event may any application be approved such that the total number of initial applications approved in the period beginning on the first day of the fiscal year immediately preceding the fiscal year for which the application is made would be 21,000 or more. .