((a)) After a person is granted retired pay under this chapter, or is notified in accordance with that the person has completed the years of service required for eligibility for retired pay under this chapter, the person’s eligibility for retired pay may not be denied or revoked on the basis of any error, miscalculation, misinformation, or administrative determination of years of service performed as required by , unless it resulted directly from the fraud or misrepresentation of the person.

((b)) The number of years of creditable service upon which retired pay is computed may be adjusted to correct any error, miscalculation, misinformation, or administrative determination and when such a correction is made the person is entitled to retired pay in accordance with the number of years of creditable service, as corrected, from the date the person is granted retired pay.