Federal Law Enforcement Pension Adjustment Equity Act of 2007 - Amends the Law Enforcement Pay Equity Act of 2000 to apply a prohibition against treatment of the conversion of positions and members of the U.S. Park Police and the Secret Service Uniformed Division to a new salary schedule, and the associated initial adjustments in basic pay rates, with respect to any payment made prior to January 1, 2007, as an increase in salary for purposes of increased annuitant pension benefits. (Thus permits cost-of-living adjustments in pension benefits for annuitants of the U.S. Park Police and the U.S. Secret Service Uniformed Division for payments made in 2007 and in subsequent years.)