APPLICABILITY.

SEC. 2003. APPLICABILITY. (a) In general.—This title shall apply with respect to retirement coverage errors that occur before, on, or after the date of the enactment of this Act. (b) Limitation.—Except as otherwise provided in this title, this title shall not apply to any erroneous retirement coverage determination that was in effect for a period of less than 3 years of service after December 31, 1986.