as the impacted Federal employee may provide, or if the Director determines sufficient evidence has not been so provided to adequately determine the pay for such position, the pay shall be determined by the Director based on such other information as the Director determines appropriate. (b) Employee information An impacted Federal employee may provide evidence of the pay of a position to the Director of the Office of Personnel Management under subsection (a) until the earlier of— (1) the date that is six months after the date on which such impacted Federal employee received the notice described in section 3(a)