impermissible consideration of disability in employment practices Section 102 of such Act ( 42 U.S.C. 12112 ) is amended by adding at the end the following: (e) Proof (1) Establishment Except as otherwise provided in this Act, a discriminatory practice is established under this Act when the complaining party demonstrates that disability or an activity protected by subsection (a) or (b) of section 503 was a motivating factor for any employment practice, even though other factors also motivated the practice. (2) Demonstration In establishing a discriminatory practice under paragraph (1) or by any other method of proof, a complaining party— (A) may rely on any type or form of admissible evidence and need only produce evidence sufficient for a reasonable trier of fact to find that a discriminatory practice occurred under this Act