Nev. Rev. Stat. ch. 50 – Witnesses | Midpage50.015General rule of competency50.025Lack of personal knowledge50.035Oath or affirmation50.045Interpreters50.050Interpreters for person with communications disability: Definitions; appointment required in judicial proceedings; compensation; certain persons not required to pay for interpreter50.051Interpreters for person with communications disability: Appointment required in criminal proceedings50.0515Interpreters for person with communications disability: Appointment of registered community interpreter required; exceptions50.052Interpreters for person with communications disability: Replacement; persons ineligible for appointment; selection and approval by person with communications disability50.053Interpreters for person with communications disability: Oath; rights and privileges50.054Interpreter for person with limited English proficiency: Eligibility; oath; rights and privileges; replacement; payment of claims50.0545Interpreter for person with limited English proficiency: Appointment required in criminal proceedings; appointment when certified or registered interpreter not available50.055Competency: Judge as witness50.065Competency: Juror as witness50.067Competency: Receipt of certain care or counseling50.068Competency: Defendant who agrees to testify against another defendant pursuant to plea bargain50.069Provision of contract or settlement agreement prohibiting or restricting testimony void and unenforceable under certain circumstances50.070Termination or threat of termination of employment because of service as witness prohibited; penalty; remedies50.075Who may impeach50.085Evidence of character and conduct of witness50.090Evidence of previous sexual conduct of victim of sexual assault or statutory sexual seduction inadmissible to challenge victim’s credibility; exceptions50.095Impeachment by evidence of conviction of crime50.105Religious beliefs or opinions50.115Mode and order of interrogation and presentation50.125Writing used to refresh memory50.135Prior statements of witness50.145Calling and interrogation of witness by judge50.155Exclusion and sequestration of witnesses50.165Duty to appear and testify50.175Witness protected from arrest when attending, going to and returning from court or other place of attendance50.175Witness protected from arrest when attending, going to and returning from court or other place of attendance50.185Arrest of protected witness void; liability of arresting officer; affidavit of witness50.195Penalties for disobedience50.205Warrant for arrest of witness failing to attend; appointment of attorney; appearance before court or officer; exceptions for witness who is victim of domestic violence or sexual assault50.215Examination of prisoner as witness; notification of Department of Corrections required50.225Fees and expenses of witnesses50.225Fees and expenses of witnesses50.245Cases from municipal court brought before district court50.255Attorney not allowed fee as witness50.260“Prohibited substance” defined50.265Opinions: Lay witnesses50.275Testimony by experts50.285Opinions: Experts50.295Opinions: Ultimate issues50.305Disclosure of facts and data underlying expert opinion50.310Admissibility of affidavit or declaration of laboratory director regarding results of test performed by medical laboratory50.315Admissibility of affidavit or declaration offered to prove certain facts concerning use of certain devices or withdrawal or holding of evidence related to determining presence of alcohol, controlled substance, chemical, poison, organic solvent or another prohibited substance50.320Admissibility of affidavit or declaration of chemist or other expert witness regarding presence in breath, blood or urine of alcohol, controlled substance, chemical, poison, organic solvent or another prohibited substance or regarding identity or quantity of controlled substance possessed50.325Procedure for admission of affidavit or declaration of expert or other person to prove existence of alcohol, quantity of controlled substance or existence or identity of controlled substance, chemical, poison, organic solvent or another prohibited substance in prosecution of certain criminal offenses50.330Testimony given pursuant to NRS 50.315 or 50.320 may be given by use of simultaneous audiovisual transmission; requirements for use50.345Expert testimony to show victim’s behavior or condition is consistent with behavior or condition of victim of sexual assault50.350Expert testimony which concerns behavior of defendant in preparing child or vulnerable person for sexual abuse50.400Applicability to proceedings in civil actions; qualifications, duties and limitations on conduct of attendant; designation of attendant as witness; “victim of an act of domestic violence pursuant to NRS 33.018” defined50.500Short title50.510Definitions50.520“Alternative method” defined50.530“Child witness” defined50.540“Criminal proceeding” defined50.550“Noncriminal proceeding” defined50.560Applicability50.570Hearing to determine whether to allow testimony by alternative method50.580Standards for determining whether child witness may testify by alternative method50.590Factors for determining whether to permit alternative method50.600Order regarding testimony by alternative method50.610Right of party to examine child witness50.620Uniformity of application and construction50.700Court may not order victim or witness to take or submit to psychological or psychiatric examination; exclusion of testimony of licensed psychologist, psychiatrist or clinical social worker; “sexual offense” defined