D.C. Code § 42-1123
If any provision of this chapter, or the application thereof to any person or circumstances, is held invalid the remainder of this chapter, and the application of such provision to other persons or circumstances, shall not be affected thereby.
Mar. 2, 1962, 76 Stat. 17, Pub. L. 87-408, title III, § 323
1973 Ed., § 45-743.
1981 Ed., § 45-943.