To answer your final question, refusal to share tips with other employees can be grounds for termination in Nevada as at-will state. An employer in at-will employment can terminate an employee for any number of reasons. You indicate that you work for an anonymous casino; therefore it is not possible without such facts to opine as to whether you may have contractual protections with your employer or collective bargaining protections.
Answered on Aug 26th, 2013 at 3:07 PM