; (5) there was partiality or misconduct by the arbitrator prejudicing the rights of a party; (6) the award was procured by corruption, fraud, or bias on the part of the arbitrator; or (7) the arbitrator did not comply with the provisions of section 18303 of this title. . III Limits on Annual Spending Increases 301. Limit on annual contributions from funding jurisdictions for operations Not later than 1 year after the date of enactment of this Act, the Signatories shall amend the Compact to limit the annual growth in the rate of spending by each Signatory by not more than 3 percent to subsidize operational needs of the Authority. IV Employees 401. WMATA employee whistleblower protection (a) In general The Authority, a contractor or a subcontractor of the Authority, or an officer or employee of the Authority, shall not discharge, demote, suspend, reprimand, or in any other way discriminate against an employee with respect to the terms and conditions of employment if such discrimination is due, in whole or in part, to the employee’s lawful, good faith act done, or perceived by the employer to have been done or about to be done— (1) to provide information, directly cause information to be provided, or otherwise directly assist in any investigation regarding any conduct which the employee reasonably believes constitutes a violation of any Federal law or regulation or provision adopted by an authority created by an interstate Compact relating to public transportation safety or security, or fraud, waste, or abuse of Federal grants or other public funds intended to be used for public transportation safety or security, if the information or assistance is provided to or an investigation stemming from the provided information is conducted by— (A) a Federal, State, or local regulatory or law enforcement agency, or a regulatory or law enforcement agency created by an interstate Compact (including an office of the Inspector General under the Inspector General Act of 1978 (5 U.S.C. App.; Public Law 95–452 ))