SECTION 9. EFFECTIVE DATE

This revenue procedure generally is effective for all changes in annual accounting periods for which the first effective year ends on or after October 18, 2006. However, if the time period for filing Form 1128 or Form 5471 with respect to a taxable year set forth in section 7.02(2) of this revenue procedure has not yet expired, a corporation within the scope of this revenue procedure may elect early application of the revenue procedure by providing the notification set forth in section 7.02(3) on the top of page 1 of Form 1128 or Form 5471 and by satisfying the other procedural requirements of section 7.