Kan. Admin. Regs. § 21-34-20
" (a) The term "disability" does not include:
(3) psychoactive substance use disorders resulting from current illegal use of drugs.
(Authorized by K.S.A. 44-1004; implementing K.S.A. 44-1009, as amended by L. 1991, Chapter 147, Section 6; effective, T-21-3-27-92, March 27, 1992; effective April 27, 1992.)