It is unlawful for an employer to take a discriminatory action because of a history of disability or because of a perception of disability. The average value of an employment discrimination case varies widely.The ADA makes it unlawful for an employer to discriminate against a qualified employee on the basis of disability in regard to job application procedures. Your first step in dealing with disability discrimination is to point it out – and assert your rights. File an Internal Complaint. The Americans with Disabilities Act (ADA) and California's Fair Employment and Housing Act (FEHA) prohibit employers from discriminating based on disability. If you are applying to a job within King County, you only need to disclose your disability if you feel like you need assistance during the hiring process.