If any provision of this subchapter, or the application thereof to any person or circumstance, should be held invalid, the remainder of such subchapter, or the application of such provision to other persons or circumstances, shall not be affected thereby.
Aug. 29, 1935, ch. 812, § 20 June 24, 1937, ch. 382 50 Stat. 307 Pub. L. 93–445, title I, § 10188 Stat. 1351 (, as restated , pt. I, , as restated , , .)