If any provision of this chapter, or the application of a provision of this chapter to a person or circumstance, is held invalid, the remainder of this chapter and the application of the provision to other persons or circumstances is not affected.

Any action of the Airports Authority that was required to be submitted to the Board of Review under section 6007(f)(4) of the Metropolitan Washington Airports Act of 1986 (Public Law 99–500; 100 Stat. 1783–380; Public Law 99–599; 100 Stat. 3341–383) before October 9, 1996, remains in effect and may not be set aside only because of a judicial order invalidating certain functions of the Board.